Speed, Acceleration, and Time

What is happening in this graph from point B to C?

• The object is going down a hill.

• The object is returning to its starting location.

• The object is slowing down.

• The object is staying still.

Tags

NGSS.MS-PS3-1

What does this graph represent?

• Constant Speed

• Acceleration

• Not moving

Tags

NGSS.MS-PS3-1

According to the graph how far does the person travel in the first 5 seconds?

• 2 m
• 10 m
• 0 m
• 5 m

Tags

NGSS.MS-PS3-1

What is happening at D?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Slower steady speed; moving away from the starting position

Tags

NGSS.MS-PS3-1

What is happening at E?

• Stationary
• Accelerating
• Fast steady speed; moving away from the starting position
• Steady speed; returning to start position

Tags

NGSS.MS-PS3-1

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

What is the formula to calculate speed?

• Speed = time/distance
• Speed = distance/time
• Speed = distance x time
• Speed = time x distance

A Drake 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

What two measurements are necessary for calculating speed?

• Mass and time
• Temperature and mass
• Mass and distance
• Distance and time

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft