Chapter 11 lesson 1

Acceleration occurs when an object changes its speed or ______.

• direction
• force
• inertia
• mass

What is velocity?

• the speed of something in a given direction
• the direction
• the speed
• difference in direction

The base unit for length is the

• second
• gram
• meter
• liter

What are the two parts of motion?

• distance and direction
• speed and direction
• north and south
• velocity and acceleration 

What do we use to figure out direction?

• a map
• a compass
• a computer
• my gps system

What concept is the image showing?

• acceleration
• momentum
• frame of reference
• people who don't know their right from their left 

The property of a body to resist change in motion.

• mass
• weight
• volume
• inertia

All objects have inertia, whether they are moving or not.

• True
• False

Objects with greater _________ also have greater inertia.

• speed
• mass
• temperature
• friction

Because of inertia, a resting object will remain at ________.

• rest
• a constant speed
• school
• inertia