Chapter 10 Science Test

A moving object undergoes acceleration when its ___________ or ______________ changes.

• velocity and speed

• time and direction

• direction and reference point

• speed and direction

The process of changing position is ________________

• motion

• displacement

• reference point

• dimension

The reference point allows you to determine the ______________ of an object.

• state

• position

• dimension

• speeed

Distance depends on the ______________ taken.

• direction

• path

• constant speed

• time

If an object speeds up, slows down, or changes direction, it experiences a change in ________________________.

• velocity

• reference point

• mass

• speed

Which two things must you know to find the velocity of and object?

• speed and direction

• speed and mass

• reference point and mass

• direction and reference point

When a arrow represents velocity, the length of an arrow is _________________.

• direction

• speed

• time

• velocity

Direction is described using ________________ and _____________.

• speed and direction

• velocity and time

• positive and negative

• time and direction

Motion is more than just speed. It includes __________________.

• direction

• time

• velocity

• the path

The SI unit for speed is _____________________.

• meters

• miles per hour

• seconds

• meters per second