Kinematics

Total distance an object travels with direction.

• Displacement

• Distance

• Path

• Velocity

What is the acceleration at the apex of a y-direction problem?

• Depends on the problem

• 9.8 m/s²

• -9.8 m/s²

• Positive on the way up and negative on the way down

Tags

NGSS.HS-PS2-1

Does upward movement of an object have a negative or positive velocity?

• Negative

• Positive

Does downward movement of an object have a negative or positive velocity?

• Negative

• Positive

What is the correct unit for distance in kinematics?

• m

• ft

• mi

• km

What is the correct unit for velocity in kinematics?

• m/min

• mi/hr

• d/t

• m/s

What is the correct unit for acceleration in kinematics?

• m/s

• m/min²

• m/s/t

• m/s²

Tags

NGSS.HS-PS2-1

When an object starts from rest, what is its original velocity?

• Depends on the problem

• 0

• Always positive

• Always negative

If an object comes to a stop in a problem, what is its final velocity?

• Depends on the problem

• 0

• Always positive

• Always negative

If an object starts from rest, what is its final velocity?

• Depends on the problem

• 0

• -9.8m/s²

• Always positive