Measuring Motion Unit Test Review

Motion can be defined as

• The rate of change of speed

• An object's traveled distance over time

• Velocity divided by speed

• To change an object's position over time

The object is moving at a rate of ______ m/min from 0 to 4 minutes.

The slope of the line in the displayed graph will be equivalent to the _______ of the object it represents.

• Speed

• Motion

• Acceleration

• Reference Point

Which equation will calculate an object's acceleration?

• There is no equation for acceleration.

Which object is the best object to use as a reference point to determine the red car's motion?

• The blue car

• The clouds in the sky

• The person driving the red car

• The tree on the side of the road

Motion is caused by

• Balanced Forces

• Unbalanced forces

• Gravity

• Inertia

On my way to Nashville, I got pulled over going 95 mph. The entire 780-mile trip took me 11.5 hours to complete. What was my average speed?

• 67.8 mph

• 95 mph

• 68 mph

• 1.13 mph

What is the displacement of Bernard if he started from home, ran 4 miles North to the store, 2 miles west to his friend's house, then, 2 miles east to the store?

• 0 miles

• 8 miles

• 6 miles

• 4 miles

Bernie is running in a half marathon (ew). He starts off very strong, running at 7 m/s. But after 2 hours, Bernie starts to feel the effects of his poor nutritional choices and drops to 3 m/s. Calculate Bernie's acceleration.