REVIEW JUNE 13 VELOCITY ACCELERATION

What is the formula to calculate speed?

• S = t/d
• S = d/t
• S = d x t
• S = t x d

Tags

NGSS.MS-PS3-1

A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Tags

NGSS.MS-PS2-2

A car starts from rest at a stop light and reaches 20 m/s in 3.5 s. Determine the acceleration of the car.

• 2.2m/s²
• 7.0m/s²
• 5.7m/s²
• 70m/s²

Tags

NGSS.MS-PS2-2

Scott travels north 5 miles and then goes west 3 miles before coming straight back south 2 miles. What is his distance?

• 10
• 7
• 8
• 6

Tags

CCSS.8.G.B.8

 Jermaine runs exactly 2 laps around a 400 meter track. What is the displacement?

• 800
• 400
• 0
• 200

Tags

CCSS.HSN.VM.A.3

A car drives 84 meters forward.  It's displacement and distance would be the same.

• True
• False

Tags

CCSS.HSN.VM.A.3

Unit of speed?

• seconds
• metres
• seconds per metre
• metres per second

Tags

NGSS.MS-PS3-1

m/s² is a unit of

• speed

• velocity

• acceleration

• time

Tags

NGSS.HS-PS2-1

How much time does it take for a car travelling at 65 miles/hour to travel 300 miles?

• 4.6 hours
• 0.22 hours
• 19,500 hours
• none of the above

A person walks 50 meters directly north, stops, and then travels 32 meters directly south.  What is the magnitude of their displacement?

• 82 meters
• 18 meters
• 28 meters