1st 9 Weeks Test

Anna ran 200 meters in 25 seconds. What was her average speed?

• 3 m/s

• 1 m/s

• 8 m/s

• 10 m/s

A train traveled 500 kilometers between two cities. It left the first city at 2:00 p.m. and arrived at the second city at 7:00 p.m. What was the average speed of the bus during the trip?

• 50 km/hr

• 100 km/hr

• 120 km/hr

• 75 km/hr

An airplane traveled 1000 kilometers in four hours during a trip. What was the average speed of the plane during the trip?

• 5.8 kilometers per hour

• 250 kilometers per hour

• 1400 kilometers per hour

• 84,000 kilometers per hour

Franklin wants to know how fast he runs different distances. He uses a stopwatch to measure the time it takes him to complete a 50-meter, 100-meter, and 200-meter race. How can he calculate his speed for each race?

• Add the distances and the times.

• Divide the distances by the times.

• Multiply the distances by the times.

• Subtract the distances from the times.

Students measure how far a snail can travel per minute. What is the speed of the snail?

• 0.25 min/cm

• 0.50 min/cm

• 1.00 cm/min

• 4.00 cm/min

Tags

NGSS.MS-PS3-1

Select the trial with enough information to calculate the velocity of the tennis ball.

• Trial 1

• Trial 2

• Trial 3

• Trial 4

Tags

NGSS.MS-PS3-1

A car traveling in a northeasterly direction at a rate of 50 km/h represents which of the following?

• speed

• velocity

• acceleration

• deceleration

A student ran around a circular track. Which statement BEST describes the motion of the student while running?

• The speed was constant.

• The velocity was constant.

• The speed was always changing.

• The velocity was always changing.

Which information does a student need to differentiate between the speed and the velocity of a vehicle in motion?

• the rate of the motion

• the direction of the motion

• the change in the amount of motion

• the amount of distance traveled during motion

If the trip takes 10 minutes, what is the average velocity of the bus?

• 0.6 miles per minute

• 0.6 miles per minute southeast

• 3 miles per minute

• 3 miles per minute southeast