Physical Science Motion Review

An object is _____ if its position changes relative to another object.

• in motion
• at reset
• a frame of refence
• magical

A truck driving at 60 miles per hour travels 150 miles. How long is it driving for?

• 9000 hours
• 0.4 hours
• 210 hours
• 2.5 hours

A place or object used for comparison to determine if another object is in motion is called a

• comparison point
• reference point
• point of view
• motion detector

Jane is sitting in her car. Her mother is driving her from their house to the library. Jane waves as she passes her friend Marina. Which of the following is NOT moving with respect to Jane?

• Marina
• the car
• the library
• Jane's house

A distance vs. time graph shows an object's

• frame of reference
• speed
• acceleration
• favorite food

Jeff is in a stationary (still; not moving) school bus. Which is the best reference point for him to use to determine when the bus starts to move?

• the front entrance of the school
• the car next to him
• the bus next to him
• a student walking on the sidewalk

A car driving at 50 miles per hour drives for 2 hours. What distance did it cover?

• 50 miles
• 25 miles
• 100 miles
• 75 miles

All motion is described as relative because

• how do you ever really know if something is in motion
• motion means different things to different people
• everything in the universe is constantly in motion, so it depends on your frame of reference

The International System of Units, or SI units, is

• the modern form of the metric system used by scientists today
• an ancient form of the metric system no longer in use by scientists
• the American system of measurement
• the Icelandic system of measurement

The SI unit for length or distance is

• foot (ft)
• inch (in)
• mile (mi)
• meter (m)