Science

A person walked 10 miles.  It took them 2 hours.  How fast were they walking?

• 8 mph
• 5 mph
• 2 mph
• 10 mph

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

When an object speeds up, slows down, stops, or starts is called?

• speed
• direction
• acceleration
• time

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which of the following is a unit of speed?

• km/hr

• hr

• km

• sec

Tags

NGSS.MS-PS3-1

On a distance vs. time graph, the steeper the slope _____

• the slower the speed
• the faster the speed
• less acceleration
• greater acceleration

Total distance divided by total time is

• average speed
• constant speed
• instantaneous speed
• acceleration

A runner races in the 100 meter dash. It takes him 10 seconds to finish. What is his average speed?

• 10 m/s

• 1000 m/s

• 100 seconds

• 10 seconds

How far will a person go if he jogs for 2 hours at a speed of 12 km/hr?

• 6 km

• 0.5 km

• 10 km

• 24 km

Joanna drives for 400km at an average speed of 80km/h. How long was her journey?

• Joanna's journey was 5hrs long
• Joanna's journey was 10hrs long
• Joanna's journey was 20hrs long
• Joanna's journey was 15hrs long

The speed you read on a speedometer is ____.

• average speed

• instantaneous speed

• velocity

• constant speed