AP Physics Kinematics

The acceleration of objects falling on Earth due to gravity is

• 9.8 m/s

• 9.8 m/s²

• 9.8 g/mL

• 9.8 g/m/m

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

A vector includes ______ and ________.

• direction, magnitude

• magnitude, units

• direction, units

• scalars, scalars

Displacement

• Vector

• Scalar

Which of the following quantities are vectors?

• speed, velocity, acceleration

• velocity, acceleration, force

• force, acceleration, mass

• length, mass, time

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Which of these is not a vector quantity? 

• displacement 

• time

• velocity 

• acceleration

(Choose 2) Symbol for acceleration due to gravity

• g

• m/s/s

By what factor will the kinetic energy of an object increase if the velocity of the object is tripled?

• The kinetic energy will stay the same.

• 3

• 6

• 9

A force of 50-N is applied to a 4 kilogram mass. The acceleration of the object is:

• 200 m/s²

• 12.5 m/s²

• 54 m/s²

• 46 m/s²

Tags

NGSS.HS-PS2-1

An object is thrown vertically upward with an initial speed of 15 m/s. What is the total time in the air?

• 3 second

• 1.5 seconds

• 5 seconds

• 3.5 seconds

A rocket of mass m begins to ascend vertically at v m/s. The work that gravity does on the rocket is:

• Negative

• Zero

• Positive

• Undefined

Tags

NGSS.HS-PS2-4