Physics
Kinematics, force analysis, electricity, and equation-driven reasoning.
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a student places two magnets close together. the magnets attract, but w…
B. The orientation of poles changed relative to each other
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a standing deer exerts 780 n of force downward onto the ground. what fo…
780 N upward
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a group claims that \stronger magnets always repel more than weaker mag…
Move strong magnets farther apart
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earth’s magnetic field protects the planet from solar particles. which …
B. Using iron filings to visualize magnetic field lines bending around a magnet
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vegetation complete the following to prepare to select a site based on …
B. broadleaf evergreen forest
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a test shows strong repulsion between two magnets. the student wants to…
Keep magnets in the same orientation but switch one magnet to a weaker one
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suppose that layla is a diligent hard - working fourth - year college s…
120 ### Second Question: Marginal Gain from 9:00 AM to 10:00 AM
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a student builds a \launcher system\ in the simulation. the weak magnet…
C. Pole orientation changes the direction of magnetic force
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question 6 (mandatory) (1 point) the depth of water at a point is perio…
a) troughs
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two students argue about why two magnets suddenly repelled each other d…
B. The orientation of one magnet was reversed before release
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a student wants to test how distance affects magnetic force strength. t…
C. Two variables were changed at the same time
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17. the climate zone of soccer matches held in the city of buenos aires…
humid subtropical
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16. which two climate zones are the largest in south america between 10…
C. tropical wet and dry, D. tropical wet
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warm - up exercises exercise 1: in a boat race, lina took a big lead an…
Exercise 2: $64\ \text{km/hour}$ Exercise 3: $\approx 10.7\ \text{seconds}$ Exercise 4: $884\ \text{meters}$ Exercise 5: $1430\ \text{m/s}$ *(Note: Exercise 1 text is illegible an…
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a bike is a system. which of the following is a surrounding of this sys…
The ground
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a bike is a system. which of the following is a part of this system? th…
The chain
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a house is a system. which of the following is a surrounding of this sy…
The weather
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a house is a system. which of the following is a part of this system? t…
The door
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what is the correct definition of muscular strength? ○ the percentages …
The correct option for the definition of Muscular Strength is: ability of a muscle or group of muscles to perform repetitive contractions against a force for an extended period of…
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14. 10. examples of a moderate physical activity are? (1 point) * a. wa…
a. Walking and dancing
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13. 9. all are examples of fitness action plan guidelines except? (1 po…
c. If it gets too hard-quit
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12. 8. the ability to carry out daily tasks easily and have enough rese…
b. Physical fitness
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permit exam multiple choice choose the answer that best describes the l…
B. Traffic moving in opposite directions, no passing.
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8. 4. includes providing accurate health information and teaching healt…
a. Health education
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permit exam multiple choice image of a yellow diamond - shaped road sig…
A. This is a warning sign.
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7. 3. refers to a persons capacity to learn about and understand basic …
d. health literacy
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6. 2. is a nationwide health promotion and disease prevention plan desi…
c. Healthy people 2020
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5. 1. taking action to influence others to address a health - related c…
b. Health advocacy
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w = 64.4 n w = 399 n how many times heavier is this person on uranus th…
6.20 times as heavy
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acceleration due to gravity on uranus is 8.87 m/s². what does a 45 kg p…
399 N
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acceleration due to gravity on ganymede (a moon of jupiter) is 1.43 m/s…
64.4 N
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w = 22 n (pluto image) w = 27 n (triton image) how many times heavier i…
1.2 times as heavy
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hydroperiod determines which of the following? health of wetland area s…
Health of wetland area
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acceleration due to gravity on pluto is 0.62 m/s². what does a 35 kg pe…
22 N
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select the areas where wetlands typically occur. □ flood plains □ in ar…
A. Flood plains C. Low areas D. Water table is near the surface
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anaerobic is best described as which of the following? ○ high in oxygen…
C. Low in oxygen
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acceleration due to gravity on triton (a moon of neptune) is 0.78 m/s².…
27 N
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which of the following is not considered a substrate? rocks sand plants…
Plants
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unit exam - forces a 52 kg mass is pushed across a carpeted floor with …
$-6.0$
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a 15.0 kg bike is moving with a force of 125 n. there is a -20.0 n forc…
\( +7.00 \) (or \( 7.00 \))
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a fish applies 14 n of force north (up) to swim through a current. in w…
South (down)
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a fish uses 14 n of applied force to swim through the water. what type …
viscous friction
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a drone lifts up into the air with an applied force of 67 n. what type …
air friction
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a rock accelerates at -3.0 m/s² when a net force of -180 n is exerted o…
\( 60 \)
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a 15.0 kg chair has a net force of -120 n exerted onto it. what is the …
\(-8.0\)
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2b. calculate cart 1s change in momentum. known\tcart 1 \t\tm₁ = \t\tvᵢ…
To solve for the change in momentum of Cart 1 (and similarly for Cart 2), we use the formula for change in momentum: ### For Cart 1: # Explanation: ## Step 1: Recall the formula f…
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2. cart 1 (m = 14 kg) is moving with a velocity of +1.5 m/s when it col…
The velocity of both carts after the collision is approximately \( \boldsymbol{0.90 \, \text{m/s}} \) (or \( \approx 0.898 \, \text{m/s} \))
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what is the net force on the object below? 95 n → □ ← -111 n 16 n left …
16 N Left
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1b: what is cart 2s change in momentum? explain how you know. (clue: go…
To find cart 2’s change in momentum, use the **conservation of momentum** (or Newton’s third law): $\boldsymbol{\Delta p_2 = -\Delta p_1}$, where $\Delta p_1$ is from the "stamp" …
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what is the net force on the object below? 62 n → □ ← -29 n 91 n left 9…
33 N Right
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unit exam - forces you toss a 1 kg ball upward with 20 n of force. whic…
The third force diagram (with the 20 N force arrow pointing upward from the 1 kg ball) is correct.
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match the pretrial motions with their correct descriptions. motion for …
1. motion for a bill of particulars → helps the defense obtain a list of items that the prosecution plans to present as illegal 2. motion for discovery → requests the judge to mak…
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a force of 38 n is applied downward onto a desk of 70 kg. which of the …
The third force diagram (with a downward arrow labeled 38 N on the 70 - kg desk) is correct.
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which object requires the most force to overcome its inertia? 200 kilog…
3,100 kilogram elephant
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arrange the steps of the pretrial process in the correct sequence. prel…
1. initial appearance 2. preliminary hearing or grand jury 3. arraignment 4. plea bargaining 5. pretrial motions 6. jury selection
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which object requires the most force to overcome its inertia? 20 kilogr…
90 kilogram dresser
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a rope is attached to a boat on a pier. what force keeps the boat from …
contact force
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1. cart 1 (m = 9.0 kg) accelerates from 1.0 m/s to 2.5 m/s after experi…
The change in momentum of cart 1 is \( 13.5 \, \text{kg·m/s} \). ### 1B Solution:
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video: https://youtu.be/ko4q5be9uck?si=nhnceqlpxcpmnpri video observati…
- Car 1 momentum: \( \boldsymbol{50000 \, \text{kg·m/s}} \) (to the right) - Car 2 momentum: \( \boldsymbol{-50000 \, \text{kg·m/s}} \) (or \( 50000 \, \text{kg·m/s} \) to the lef…
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on earth, a plastic ball was dropped from two different heights. the sp…
B. 8 meters per second ### Second Sub - Question (Since the graph is not shown, we can't provide a detailed answer. But if we assume a common scenario for a falling object's speed…
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5. jack is fishing on a boat. the boat he is standing on is 2.75 feet a…
6.25 feet
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biodiversity online practice complete this assessment to review what yo…
Ecological resilience is similar to a person recovering from the flu.
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read the passage. in \heart of darkness,\ marlow, the protagonist, narr…
It slowly builds tension as the reader experiences events that are increasingly disturbing
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m₁vᵢ + m₂vᵢ = m₁vᵣ + m₂vᵣ do now cart 1 (m = 13 kg) is traveling with a…
\(-20\space kg\cdot m/s\) ### Part b
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you have an unverified email address. please open settings to verify yo…
16. online training 17. cc
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multiple select question select all that apply which statements about a…
A. Herders raise cattle and other animals on savannas. B. Root crops such as yams are grown in Africa's savannas. C. Savannas are hot with uneven rainfall.
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find the volume of this cone. use 3.14 for π. the cone has a height of …
$56.5\ \text{cm}^3$
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find the volume of this square pyramid. 10 cm volume of a pyramid v = (…
30
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you are seated in the driver’s seat of your parked car, preparing to dr…
C. Unless your car was built before the 1968 model year and does not have a seat belt.
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find the volume of this cylinder. use 3.14 for π. 3 cm 8 cm volume of a…
\( 226.1 \)
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find the volume of this prism. image of a rectangular prism with height…
\( 168 \)
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find the volume of this prism. (an image of a rectangular prism with he…
\( 90 \)
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find the surface area of this sphere. use 3.14 for π. surface area of a…
\( 615.4 \)
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the ______ is the line drawn from the point of incidence at 90° to the …
- An $\boldsymbol{\text{incident ray}}$ is a ray of light that travels toward a reflecting surface. - The $\boldsymbol{\text{normal}}$ is the line drawn from the point of incidenc…
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when approaching a bicyclist from the rear, you should slow down and se…
C. Wait until it is safe to pass the bicyclist with at least three feet of clearance.
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find the surface area of this sphere. use 3.14 for π. 10 m surface area…
\( 1256.0 \)
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find the surface area of this cone. use 3.14 for π. 6 m 5 m surface are…
172.7
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3. two blocks are connected by a string and lie on a frictionless table…
### Part a (Free-Body Diagrams): - **System FBD**: A single combined block with upward normal force $F_N$ equal to total weight $(m_1+m_2)g$ downward, and rightward applied force …
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you should check that the windows on your vehicle are clean inside and …
A. Every time you prepare to drive.
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when driving on a two-lane road, if you must pass another vehicle selec…
A. You must signal before you pull out to pass, and be sure other drivers have time to see your signal before you move.
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class e general knowledge question #23/50 you are entering an expresswa…
B. The speed that allows you to safely move into a gap in traffic when you reach the merging area.
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maritime empires established quiz questions 1 through 3 refer to the fo…
B. Portuguese naval activities in the Indian Ocean region were favored by divine forces
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every gun that is made, every warship launched, every rocket fired sign…
○ to stress the real cost of preparing for war to his audience
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read the question carefully and select the best answer. the passage bel…
C. showing that Walter feels ashamed of his decision to take the money
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10. political cartoon – identify the major symbols in the cartoon and m…
### Political Cartoon Symbolism and Foreign Policy #### 1. Symbols in the Cartoon: - **Chickens that are penned up**: European nations (restricted by U.S. foreign policy in the Am…
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a. dealing with light being white and controlling the temperature. b. l…
s: a. 2. Color b. 3. Contrast c. 1. Brightness
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value: 2 diffuse reflections are the same regardless of the angle from …
Brightness
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which section of the \volcanoes\ page of the ready.gov website cautions…
A. The "During" section
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5. which activity is the best choice for building cardiorespiratory end…
C. running
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directions: choose the best answer for each question based on the provi…
b) Oil ### Question 2
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liena el espacio en blanco con la palabra apropiada según la imagen. fi…
No, está nevando (but grammatically, it should be "No, no está nevando" – maybe the question has an error) ### Second Sub - Question (Weather Information)
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review the paragraph about sargassum seaweed. within the atlantic ocean…
It provides information that is redundant.
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3. the five components of physical fitness are cardiorespiratory endura…
C. muscular endurance, and body composition
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2. which are the categories of strengthening and endurance activities? …
B. isometric, isotonic, and isokinetic exercises
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when you are driving on an expressway, you must remember that the great…
B. Rear-end crashes from following too closely.
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mary throws a plastic disc to her friend. her friend catches the disc s…
A = 4, B = 3 (Option: A = 4, B = 3)
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a vitamin degrades in the body according to the function represented in…
500 milligrams
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you are driving on a road with a bike lane, and you want to cross the b…
B. Slow down, signal your turn, and yield to any bicyclists in the bike lane.
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scenario: mr. johnson needs to request his 10-year-old daughter’s aller…
First question: A. Confirm he has legal authority to access his daughter's records B. Identify the specific the exact records he needs (e.g., allergy test results) Second question…
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physical science semester 1 review unit 1 1. in any experiment, what is…
The independent variable is the factor that the experimenter changes or manipulates to see its effect on the dependent variable. #### Part b