Question

question 1 (1 point)
joseph michel montgolfier and jacques etienne montgolfier were famous for which of the following inventions? (2 - f)

a. first manned glider

b. first unmanned airplane

c. first unmanned fighter jet

d. first manned hot air balloon

question 2 (1 point)
according to greek mythology, which was the outcome of the story about daedalus and his son icarus? (2 - a)

a. it describes how they fought their enemies using gliders.

b. it describes how they flew away using a hot air balloon.

c. it describes how they escaped from prison using wings made of feathers and wax.

d. it describes how they used the four forces of flight to outsmart their abductors.

question 3 (1 point)
the buoyant force on a submerged object is equal to the weight of the fluid that is displaced by the object. (2 - b)

true

false

Explanation:

• Question 1: Joseph - Michel Montgolfier and Jacques - Etienne Montgolfier are known for inventing the first manned hot - air balloon.
• Question 2: In Greek mythology, Daedalus and his son Icarus escaped from prison using wings made of feathers and wax.
• Question 3: Archimedes' principle states that the buoyant force on a submerged object is equal to the weight of the fluid that is displaced by the object, so it is True.

Answer:

• Question 1: d. First manned hot - air balloon
• Question 2: c. It describes how they escaped from prison using wings made of feathers and wax
• Question 3: True