Acceleration

Question 1

Which statements describe acceleration? Check all that apply.Negative acceleration occurs when an object slows down in the positive direction.Negative acceleration occurs when an object slows down in the negative direction.Negative acceleration occurs when an object speeds up in the negative direction.Positive acceleration occurs when an object speeds up in the positive direction.Positive acceleration occurs when an object speeds up in the negative direction.Positive acceleration occurs when an object slows down in the negative direction.

Revolt · Accepted Answer

A: Negative acceleration occurs when an object slows down in the positive direction.; C: Negative acceleration occurs when an object speeds up in the negative direction.; D: Positive acceleration occurs when an object speeds up in the positive direction.; F: Positive acceleration occurs when an object slows down in the negative direction.

Question 2

An airplane traveling 245 m/s east experiences turbulence, so the pilot slows down to 230 m/s. It takes the pilot 7 seconds to slow down to this speed. What is the acceleration of the plane? Round your answer to the nearest hundredth.

Revolt · Accepted Answer

B: –2.14 m/s2

Question 3

Which statements describe what is occurring at t = 5 seconds? Check all that apply.

Revolt · Accepted Answer

A: The object sped up.; D: The object changed direction.

Question 4

Which segments show acceleration?

Revolt · Accepted Answer

B: A and C

Question 5

Which segment indicates that the object is slowing down?

Revolt · Accepted Answer

C: C

Question 6

What is the velocity of segment B?

Revolt · Accepted Answer

C: 40 m/s

Question 7

What is the acceleration of segment B?

Revolt · Accepted Answer

C: zero

Acceleration Answers

More from this Course

TRY EDGENUITY HACKS