Physics Final Review

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

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

Velocity is both ____ and _____. 

• speed , direction 
• direction, mass
• volume, density 
• direction, magnitude 

Total distance divided by total time is

• average speed
• constant speed
• instantaneous speed
• acceleration

Acceleration: is the rate of change in ___________.

• speed
• distance
• velocity 
• displacement 

Acceleration only takes place when things speed up. 

• True
• False

Tags

NGSS.MS-PS2-2

Changes in our speed, direction or both are called _________.

• gravity
• changes
• acceleration
• displacement

Tags

NGSS.MS-PS2-2

When are you undergoing an acceleration in a car? 

• speed up
• slow down
• make turns
• All of the above 

Tags

NGSS.MS-PS2-2

What is the speed of a car that travels 400 m in 20 minutes?

• 20 miles/hr
• 20 m/min
• 800 m/min
• 200 miles/hr

Tags

NGSS.MS-PS3-1

What two measurements are necessary for calculating speed?

• Mass and time
• Temperature and mass
• Mass and distance
• Distance and time