Physics Homework

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

• 6 km
• 0.5 km
• 10 km
• 24 km

Tags

CCSS.6.RP.A.3B

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

• 55km
• 32km
• 43km
• 32miles

Tags

CCSS.6.RP.A.3B

A runners races in the 100 meter dash.  It takes her 10 seconds to finish.  What is her average speed?

• 10 m/s
• 1000 m/s
• 100 seconds
• 10 seconds

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which is correct?

• speed = distance x time
• speed = speed divided time
• speed = distance divided by time
• speed = time x speed

Which of the following is a unit of speed ?

• sec
• mi
• m/s
• min

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A toy car rolls 8 meters in 2 seconds. What is the average speed of the toy car?

• 16 m/s

• 4 m/s

• .25 m/s

• 10 m/s

Tags

NGSS.MS-PS3-1

What is speed?

• an object's overall change in position (start to end)

• how much ground an object has covered during its motion

• how fast an object is moving

• how long it takes an object to move from start to end

Tags

NGSS.MS-PS3-1

What is the equation to calculate time?

• time = speed ÷ distance

• time = distance ÷ speed

• time = speed × distance

• time = distance × speed

A man runs a marathon at 8 km/h. The course is 32 km. How long did it take him?

• 4 h

• 128 h

• 50 h

• 10 h

If a puppy runs across a park at a speed of 15 m/s. The puppy has a time of 5 seconds. How far did the puppy run?

• 75 m

• 30 m

• 45 m

• 105 m