motion and speed

What is the formula for calculating speed? 

• S=T/D
• S = D/T
• S= D X T

Bob ran the 50 meter dash. It took him 6.3 seconds. What was his average speed in meters/second?

• 7.9 m/s
• 0.1 m/s
• 50 m/s
• 6.3 m/s

A snowboarder was in a competition. It took her 53 seconds to ride down a 75 meter hill. What was her average speed in meters per second?

• 0.7 m/s
• 53 m/s
• 1.4 m/s
• 75 m/s

Tags

NGSS.MS-PS3-1

The ice skaters are in motion. What is a good reference point to describe their motion. 

• Their ice skates
• The wall behind them
• The people in the crowd

What is the formula used to calculate distance if you know the speed and the time?

• D = S X T
• D = S/T
• D = T/S

If it takes Ashley 3 seconds to run from the batters box to first base at an average speed of 6.5 meters per second, what is the distance she covers in that time? 

• 19.5 s
• 2.2 m
• 19.5 m
• 2.2 m/s

What is the formula used to calculate time, if you know the speed and the distance? 

• T= S/D
• T= S X D
• T = D/S

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

Tags

CCSS.6.NS.B.3

What does this graph represent?

• Constant Speed
• Acceleration
• Not moving

Tags

CCSS.8.EE.B.5

Which runner won the race?

• A
• B
• C
• It was a tie

Tags

CCSS.8.EE.B.5