Physical Science Chapter 2 Test Review

The distance between an object and a reference point is the object's _____.

• displacement

• neutral point

• position

• velocity

At 8:00 AM you leave home and walk 0.5 km to a friend's house. At 11:30 AM you return home, then travel by car to the mall, which is 10 km away, and arrive at 11:45 AM. What is the total distance traveled?

• 2.8 km/h

• 10 km/h

• 10.5 km/h

• 11 km/h

What is the equation for momentum?

• p = m/v

• f = ma

• f = m/a

• p = mv

Tags

NGSS.HS-PS2-2

Earth's _____ causes projectiles to follow a curved path.

• acceleration

• circumference

• gravity

• Mass

Tags

NGSS.MS-PS2-2

Average speed is found by _____.

• multiplying the total distance traveled by the total time

• multiplying the displacement by the total time spent

• dividing the displacement by the total time spent

• dividing the total distance traveled by the total time

_____ is the speed of an object at any instant in time.

• Acceleration

• Average speed

• Instantaneous speed

• Velocity

The direction and speed of an object are described by its _____.

• average displacement

• average speed

• displacement

• velocity

If a runner maintains a constant speed of 12 km/h, how long will it take to complete a marathon race of 26.2 miles?

• 2.18 h

• 3.14 h

• 3.52 h

• 5.3 h

Given the following information, what is Bill's average running speed?

Bill ran 10.5 km in 32 minutes.

• 0.33 km/min

• 3.0 km/min

• 3.3 km/min

• 330 km/min

If an object has a constant velocity, then it _____.

• has a negative acceleration

• has an acceleration of zero

• has a positive acceleration

• is not moving