Quiz: Chapter 4 - Speed, Velocity and Acceleration

Speed equals distance divided by

When you know both the speed and direction of an object's motion, you know the

• average speed of the object
• acceleration of the object
• distance the object has traveled
• velocity of the object

Tags

CCSS.HSN.VM.A.1

The rate at which velocity changes is called

A train that travels 100 kilometers in 4 hours is traveling at what average speed?

• 50 km/h
• 100 km/h
• 2 km/h
• 25 km/h

The correct equation to calculate speed is

• distance/time
• time/distance
• distance x time
• distance/time²

Tags

CCSS.8.EE.C.7B

Shona cycles at an average speed of 8km/h. How far has she traveled if she cycles for 4 hours?

It took 3.5 hours for a train to travel the distance between two cities at a velocity of 120 km/hr. How many kilometers lie between the two cities?

A car accelerates from a standstill to 70 m/s in 10 seconds.  What is the acceleration?

• 0.7m/s2
• 7m/s2
• 14m/s2
• none of the above

Tags

CCSS.8.EE.C.7B

A car accelerates from 15 m/s to 60 m/s in 30 seconds. What is its acceleration?

• 2 m/s2

• 3 m/s2

• 1.5 m/s2

• 0.75 m/s2

A drag racer accelerated from rest ( 0 m/s ) to 195 m/s in 6.5 s.  What was the acceleration?

• 10 m/s
• 30 m/s²
• -3 m/s²
• 26 m/s

Tags

NGSS.HS-PS2-1