A drag racer accelerated from 0 m/s to 200 m/s in 5 s.  What was the acceleration?

• 0 m/s
• 40 m/s²
• -40 m/s²
• 40 m/s

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the velocity of a runner who travels South 100 m in 10 seconds 

• 10 m/s South
• 10 m/s
• 100 m/s South
• 1000 m/s

Which of the formulas is incorrect for speed

• s=d/t

• speed= distance/ time

• speed= t/d

Tags

NGSS.MS-PS3-1

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

Velocity is 

• speed
• direction
• speed with a direction
• none of the answers above

Which of the following is a unit of speed ?

• sec
• mi
• m/s
• min

Tags

NGSS.MS-PS3-1

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

• 800
• 400
• 0
• 200

1. Amy runs 2 miles south, then turns around and runs 3 miles north. What is displacement?

• 5 miles

• 1 mile North

• 2 miles South

• 2 miles

Which is a vector?

• Displacement

• Distance

• Speed

Vector or Scalar?

Wind blowing at 20 mph.

• Scalar
• Vector