speed, acceleration, velocity

Speed equals distance divided by

• time
• velocity
• size
• motion

A train that travels 100 kilometers in 4 hours is traveling at what average speed?

• 50 km/h
• 100 km/h
• 2 km/h
• 25 km/h

A drag racer accelerated from rest ( 0 m/s ) to 195 m/s in 6.5 s.  What was the acceleration?

• 10 m/s
• 30 m/s²
• -3 m/s²
• 26 m/s

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A roller coasters accelerates from an initial velocity of 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-PS2-1

NGSS.MS-PS2-2

What is velocity?

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

Which runner had a head start?

• A
• B
• C
• None of them

Tags

NGSS.MS-PS3-1

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

During which interval is the object speeding up?

• A to B
• B to C
• D to E
• E to F

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which runner stopped for a rest?

• Albert

• Bob

• Charlie

• None of them stopped

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