Velocity, Speed, Acceleration

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

NGSS.MS-PS3-1

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

Tags

NGSS.MS-PS3-1

What two measurements are necessary for calculating speed?

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

Tags

NGSS.MS-PS3-1

Which of the following is a unit for acceleration?

• km/s
• m/s²
• mi/hr
• ft

Can be measured in meters per second (m/s)

• Distance
• Time
• Speed
• Acceleration

What is velocity?

• the quickness of an object
• the location of an object
• acceleration
• speed in a specific direction

A description of the speed and direction of an object's motion

• Velocity
• Speed
• Acceleration
• Vector

In each of the following cases, determine where the car has no acceleration ?

• A car shortly after a stoplight turns green.
• A car approaching a red light
• A car with the cruise control set at 80 km/h
• A car turning a curve at a constant speed

A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Tags

NGSS.MS-PS2-2