Speed, Distance, Velocity, and Acceleration

Final speed = 10ft/sec. Initial speed = 5ft/sec. Time = 1sec. Acceleration = ________

• 2ft/s/s

• 5ft/s/s

• 1ft/s/s

• 10ft/s/s

If a plane is flying west at a speed of 500 feet per second. What is its velocity? 

• 500 feet per second

• Time is not given

• Distance/time

• 500ft/sec west

My car is moving at 25mi/hr. I hit my brakes and slow to a stop, it takes 5 seconds to fully stop. Acceleration = _____

• 20mi/hr/sec

• 5mi/hr/sec

• -5mi/hr/sec

• -20mi/hr/sec

Tags

NGSS.MS-PS2-2

If it takes me 10 minutes to walk 1 mile, what is my speed?

• 10min/mi

• 10mi/min

• 1mi/10min

• 1min/10mi

Avery likes to walk 30 feet in 10 seconds. What is her speed?

• 3 feet/sec

• 6 feet/sec

• 10 feet/sec

• 2 feet/sec

Tags

NGSS.MS-PS3-1

Changes in our speed, direction or both are called _________.

• gravity

• changes

• acceleration

• displacement

At what speed would a car have to move in order to travel 20 kilometers in 2 hours.

• 5 km/hr

• 10 km/hr

• 20 km/hr

• 40 km/hr

You ride your bike around the block at a constant speed of 11 km/h.

• Acceleration occurred because speed increased.

• Acceleration occurred because speed decreased.

• Acceleration occurred because you changed directions.

Which statement best describes the motion of the toy vehicle during the first 30 seconds of the investigation?

• The vehicle was traveling at a constant speed

• The vehicle was accelerating at a constant rate

• The speed of the vehicle was increasing

• The acceleration of the vehicle was increasing

Tags

112.20.b.6.B

Which statement best describes the cart?

• The cart was stationary with a velocity of 0 m/s for the entire 7 seconds

• The cart was stationary except for a short burst of acceleration of 0.5 m/s²

• The cart moved at a constant velocity of 0.5 m/s for the entire 7 seconds

• The cart accelerated at a constant rate of approximately 0.8 m/s²

Tags

112.20.b.6.B