物理
力学、受力分析、電気、式を使った解法。
-
a volcano violently erupts near a small town and wildlife preserve. whi…
D. Ash and dust fill the air and reduce sunlight.
-
in which segment does the object have the highest average speed? the di…
All segments have the same average speed. If we must choose one, any of Segment AB, Segment BC, Segment CD, Segment DE would be correct as they all have an average speed of 1 km/h.
-
11. john is pushing a 200 - kilogram sled, accelerating at 3.5 m/s². hi…
200 N
-
during an earthquake, buildings and roads collapse. this causes people …
C. forced migration
-
calculate the average speed (m/s) of the object between 0 and 15 second…
1 m/s
-
8. a baseball player hits a baseball with a bat, causing it to fly acro…
The ball moves toward the batter at a constant velocity - Newton's 1st Law The ball moves with an acceleration that depends on the force applied by the batter and the mass of the …
-
which long - term environmental change could allow some organisms to fl…
A. drought, B. ice age
-
7. which of the following best explains why a magnet can make a papercl…
B. A magnetic force is acting at a distance
-
which natural occurrence is an example of a long - term environmental c…
The peppered moth evolves from a light to a dark color.
-
6. which of the following best explains how speed and velocity are diff…
Speed measures the distance traveled over the change in time. Velocity measures speed in a specific direction.
-
look at the image. which natural occurrence is shown? drought, short - …
flooding, short - term environmental change
-
how do seatbelts act within the system to counter this effect and keep …
Seatbelts provide an opposite force that opposes the passengers' forward motion.
-
humans clear - cut a forest. which is one possible way that animals wou…
Some animals would be forced to migrate.
-
a car suddenly stops, and the passengers are pushed forward. which stat…
The passengers' bodies resist a change in motion due to inertia.
-
which represents the greatest time frame in which a short - term enviro…
in days
-
4. a student graphs the position of an object moving eastward during a …
The object had an average speed of 0.1 km/min. The object had an average velocity of 0.1 km/min east.
-
bacterial vaginosis cervicitis epididymitis what is a sexually transmit…
- ¿Qué es una infección de transmisión sexual? Una enfermedad causada por un patógeno transmitida a través de contactos sexuales. - ¿Explica la diferencia entre asintomático y sin…
-
2.23 •• bio automobile airbags. the human body can survive an accelerat…
$1.70\ m$
-
how are balance and stability different concepts?
Balance is an even distribution of weight or forces for equilibrium at a moment, while stability is the ability to resist change and return to original state after disturbance.
-
why are men typically less stable on their feet than women?
Women generally have a lower center of gravity which gives them better stability compared to men who often have more upper - body mass and a higher center of gravity.
-
what differentiates extension from hyperextension? a. extension bends j…
B. Extension straightens a joint, and hyperextension bends it further in the same direction than normal.
-
the carpal bones in the wrist are an example of a. hinge joints b. cond…
D. gliding joints
-
how might being too strong actually restrict a joints range of motion?
Over - strong muscles can be tight and less elastic, and bulky muscles may physically impede movement, thus restricting a joint's range of motion.
-
which of the following best describes a body in equilibrium? a it is mo…
B. All the forces acting on a body are balanced
-
how many types of joints are there in the human body? a. 4 b. 2 c. 12 d…
D. 6
-
examine and briefly describe the affects of regular physical activity. …
Regular physical activity improves cardiovascular health, muscle strength/endurance, flexibility/balance, mental - health, and quality of life. The five elements of fitness are ca…
-
click to review the online content. then answer the question(s) below, …
Gliding joints allow sliding movements between flat bone surfaces and are found in the wrist and ankle. Condyloid joints have an oval - shaped end fitting into an elliptical cavit…
-
c. 23.7 l = ? pl
$2.37\times 10^{13}$ pl
-
how can a food handler prevent cross - contamination when prepping raw …
B. Clean and sanitize the work surfaces between each product.
-
how can a food handler help prevent cross - contamination when storing …
Store food six inches (15 centimeters) off the floor.
-
what triggers an allergic reaction to food? eating too much of a certai…
B. Eating anything that has touched the food the person is allergic to
-
second and third class levers both have ____________. a. the fulcrum be…
D. the fulcrum at one end of the lever
-
matter is _. a. the amount of energy contained within an object b. a me…
C. something that has mass and occupies space
-
what is the difference between velocity and acceleration? a. velocity d…
B. Velocity is how fast an object moves and acceleration is the rate of change in velocity.
-
swinging a tennis racket against a ball is an example of a third class …
T
-
force is based upon both mass and acceleration. please select the best …
T
-
according to newtons second law of motion, force is equal to mass times…
T
-
second and third class levers are differentiated by ____________. a. th…
B. the location of the load
-
explain how technology can affect health?
Technology can have positive impacts such as aiding diagnosis and promoting physical activity through medical and fitness tech respectively. It can also have negative impacts like…
-
what is best to say about a runner who is running at a constant velocit…
C. Their acceleration is zero.
-
explain why a seesaw is closest in arrangement to a first class lever.
A seesaw is closest in arrangement to a first - class lever because its pivot point (fulcrum) is located between the two points where people sit (the effort and load points).
-
to overcome an objects inertia, it must be acted upon by a. gravity b. …
C. force
-
what should literary analysis focus on? a. authors biography and histor…
1. c. Effects of author's choices 2. b. To support claims 3. b. By representing perseverance 4. b. To symbolize strength and resilience 5. b. To provide background information
-
explain what is meant by the term mechanical advantage.
Mechanical advantage is the ratio of the output force (load) to the input force (effort) in a machine, indicating how much a machine multiplies the input force to overcome a load.
-
explain what distinguishes first class levers from second and third cla…
The relative positions of the fulcrum, effort, and load.
-
the most common lever in the human body is the a. first class lever b. …
C. third class lever
-
which of the following charts best describes the key figures that influ…
The second chart (with A. Philip Randolph, Rosa Parks, and Martin Luther King Jr. having correct descriptions as described above) is likely the best - fitting one among the option…
-
explain the difference between mass and weight for objects on earth and…
Mass is the quantity of matter and is constant (same on Earth and Moon). Weight is a gravitational force; it's less on the Moon than on Earth for the same object due to the Moon's…
-
which of the following tables accurately describes the key events in th…
The table with the following chronological order is correct: Double V Campaign (acknowledged that Black Americans thought fighting for freedom and democracy overseas contradicted …
-
explain how newtons law of inertia describes the motion of objects.
Newton's law of inertia states an object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless an unbalanced force act…
-
the neck is a _______. a. first class lever b. second class lever c. th…
C. third class lever
-
define appetite? is the desire to eat. give an example of how your fami…
Appetite is the desire to eat. An example of family influence on food choices: Family Sunday dinners with comfort foods may shape preferences.
-
what is health? is it the combination of physical, mental, emotional, &…
What is health? Health is the combination of physical, mental, emotional, and social well - being. How many minutes of physical activity should teenagers get as a minimum daily? 6…
-
how many hours of sleep is considered a healthy minimum for teenagers?
8 - 10 hours
-
click to review the online content. then answer the question(s) below, …
First - class lever: Fulcrum between effort and load, can change force direction and may have mechanical advantage. Second - class lever: Load between fulcrum and effort, always h…
-
which food should be rejected during receiving? chicken breast at 40°f …
Turkey at 137°F (58°C).
-
to check the temperature of food, place your thermometer on the top sur…
In the thickest part.
-
what is the temperature range of the temperature danger zone? 30°f to 1…
B. 41°F to 135°F (5°C to 57°C)
-
which of these is a tcs food? baked bread. baked potato. dry crackers. …
B. Baked potato
-
which of the following is driven by energy from gravity? (1 point) cond…
Precipitation
-
lesson 27 - understanding precipitation which of the following is drive…
Evaporation
-
lesson 27 - understanding precipitation what is the process of forming …
B. Water collection
-
lesson 27 - understanding precipitation __________ is water vapor conde…
C. Cloud formation
-
what is the process of water flowing under the earths surface? (1 point…
B. Groundwater flow
-
5. what is the mass of a cube of brass that is 634 mm on each edge? the…
$2.22\times 10^{6}\ g$
-
what is the process of water falling out of the atmosphere? (1 point) w…
Precipitation
-
lesson 27 - understanding precipitation what is the process of matter c…
D. Melting
-
when should you program your gps for your destination? after you reach …
B. Before you put your car in gear
-
match the vocabulary words below with their definition. this is an ungr…
1. Income 2. Earnings 3. Capital Gains 4. Job Market 5. Cost of Living
-
1. read the scenario and answer the question. the general term for an o…
1. B. hyperthyroidism 2. B. exophthalmos 3. C. anorexia
-
3. read the scenario and answer the question. what is the medical term …
1. D. polyuria 2. C. hypothalamus
-
case study 15.5 diabetes insipidus is a disorder of the gland. a. pitui…
1. A. pituitary 2. B. polydipsia 3. D. polyuria 4. None of the above options are correct as ADH is produced by the hypothalamus.
-
5 a magnet would be most useful for separating which of these mixtures?…
5. B. iron filings and cotton fibers 6. C. the texture of the cereal 7. A. at the bottom of the tank
-
chapter 2: matter read each question thoroughly. the teks coach boxes w…
1. B. inflating a balloon by blowing air into it 2. C. The density of the ship must be less than the density of the water.
-
8. which of the following world regions has the highest pgrs? (1 point)…
Sub - Saharan Africa
-
3. choose the sentence with the correct use of quotation marks mechanic…
At the 1858 Illinois Republican State Convention, Abraham Lincoln pronounced, "A house divided against itself cannot stand."
-
question 18 of 22 what is appropriate for physicians to use in their ad…
A. Facts B. Actual data C. Patient testimonials E. Statements regarding quality of medical services
-
what do confidentiality restrictions apply to, according to the ama? se…
C. Information documented in the patient’s record E. Anything the MA is told by the patient or patient’s family
-
which conditions must be met for the physician to participate in organ …
The donor’s rights must be protected. The recipient’s rights must be protected. A physician has determined the donor death. After full discussion of the proposed procedure with ei…
-
7. what is the main reason authors include dialogue in narratives? to f…
B. To reveal characters' personalities, relationships, and emotions
-
according to the ama, what ethical obligations do physicians have when …
- Respond aggressively to the needs of patients at the end of life. - Be present to clinically declare death and render time of death. - Never abandon the patient once it has been…
-
when screening a patients medical history for abuse, what should the ma…
A. Sexual history B. Physical history E. Psychological history
-
what can the medical office do to help patients who are abused? keep a …
All of the above options are correct. - Keep a current list of community and health care resources available to abused or vulnerable individuals. - Routinely inquire about physica…
-
which is an appropriate action for the ma to take when suspecting that …
D. Reporting the concern to the practitioner immediately
-
what do in vitro fertilization and artificial insemination have in comm…
The sperm/egg must serve only the purpose for which it was originally intended.
-
the ama receives its information on ethics from which council? council …
D. Council on Ethical and Judicial Affairs
-
which principles demonstrate ethical physician practices according to t…
All of the above options apply. - Being aware of cultural differences in response to abuse and public health measures - Having policies and procedures for dealing with a suspected…
-
which statement is true about encoding in python? the encode() plug - i…
In Python 3, strings are automatically encoded using Unicode.
-
in vpython, which line of code creates a ball five units down from the …
vector(0, - 5, 0)
-
in vpython, finish the code to draw a horizontal axis. origin = vector …
axis = cylinder(pos=origin, axis=vector(1, 0, 0))
-
select the correct answer. brendan participates in the national physica…
C. He is fit.
-
in vpython, which line of code creates a ball five units away from the …
vector(5, 0, 0)
-
in vpython, finish the code to draw a vertical axis. origin = vector (0…
0, 0, 50
-
in vpython, finish the code to draw a vertical axis. origin = vector (0…
0, 0, 1
-
multiple choice the ball in the program was an instance of a sphere. wh…
pos
-
add two symbols and two numbers. 110 c 110 ag → a + b 47 d 48 a = __1__…
1. C. -1 2. A. 0 3. C. -1 4. B. 1 5. N. electron capture 6. Q. $\beta$ (beta) 7. M. spontaneous
-
question # 3 multiple choice in your program, your ball dropped. what c…
C. while ball.pos.y > 0
-
balance the nuclear reaction. supply 1 symbol and 2 numbers. 151 151 b …
A. C. -1 B. A. 0 C. C. -1 4. Q. $\beta$ (beta) 5. Q. $\beta$ (beta) 6. M. spontaneous
-
question # 2 dropdown in vpython, which line of code creates a ball 10 …
vector(0, 10, 0)
-
balance the nuclear reaction. supply 1 symbol and 2 numbers. 146 sm → 1…
1. P. $\alpha$ (alpha) 2. 4 3. 2 4. L. fission 5. P. $\alpha$ (alpha) 6. M. spontaneous