S8P3 a.

Which of the following situations could the graph represent? (Check your y-axis)

• a ball being dropped off a table

• a car accelerating north at a green light

• an insect walking due east at a constant speed

• a student walking toward his locker, then turning around and walking away

According to the graph, which statement is true? (Look at the legend key)

• Car A and car B have equal accelerations.

• Car A has a greater acceleration than car B.

• Car B has a greater acceleration than car A.

• Car B accelerates for a longer time than car A.

Tags

NGSS.MS-PS3-1

Which of the following statements describes the motion shown on the graph?

• constant speed, stopped, slowing down

• speeding up, constant speed, slowing down

• moving forward, stopped, moving backward

• speeding up, stopped, moving backward

Tags

NGSS.MS-PS3-1

Which term refers to a change in velocity?

• acceleration

• speed

• motion

• momentum

Tags

NGSS.MS-PS2-2

Which of the following is accelerating?

• a car traveling 33 km/hr slows to 25 hm/hr

• a car traveling 33 km/hr speeds up to 42 km/hr

• a car traveling 35 km/hr due north turns east while still traveling 35 km/hr.

• All of these.

Tags

NGSS.MS-PS2-2

What is the acceleration of line B? Look at the line. Is the velocity changing?

• A. 3.33 m/s/s

• B. 0 m/s/s

• C. 10 m/s

• D. 10 m/s/s

Tags

NGSS.HS-PS2-1

A bus is traveling 20 m/s south. Is this speed or velocity?

• A. Speed

• B. Velocity

• C. Acceleration

• D. Motion

A plane is traveling 600 km/h. Is this speed or velocity?

• Speed

• Velocity

• Acceleration

• Motion

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

• Acceleration

• Velocity

• Both acceleration and velocity

• Neither

Identify whether the following statements describe a change in acceleration.

• A car stopped at a stop sign.

• A boat traveling east at 10 knots.

• An airplane traveling north 600 miles per hour.

• A person running at 5 meters/second along a curving path.

Tags

NGSS.HS-PS2-1