Exam Review Modules 2-3

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 1.0 km to a friend's house. At 11:00 AM you return home, then travel by car to the mall, which is 20 km away, and arrive at 11:45 AM. What is the total distance traveled?

• 2.8 km/h

• 22 km

• 10.5 km

• 10 km

What is the equation for momentum?

• p = mv

• f = ma

• p = m/v

• f = m/a

Tags

NGSS.HS-PS2-2

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

• circumference

• acceleration

• mass

• gravity

Tags

NGSS.MS-PS2-2

Average speed is found by _____.

• multiplying total distance traveled by the total time

• dividing total distance traveled by the total time

• multiplying the displacement by the total time spent

• dividing the displacement by the total time spent

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

• Acceleration

• Velocity

• Average speed

• Instantaneous speed

Tags

NGSS.MS-PS3-1

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

• average displacement

• velocity

• average speed

• displacement

If a runner maintains a constant speed of 10 km/h, how long will it take to complete a marathon race of 26.2 miles? (1 km = 0.62 mi)

• 2.18 h

• 3.14 h

• 3.52 h

• 4.2 h

What is Daisy's average running speed?

• 3.0 km/min

• 30 km/min

• 0.30 km/min

• 330 km/min

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

• has a negative acceleration

• has a positive acceleration

• is not moving

• has an acceleration of zero