Understanding Motion and Its Concepts

Which term describes the total length of the path traveled by an object, regardless of direction?

• Displacement

• Distance

• Velocity

• Acceleration

What is the SI unit for speed?

• Meter (m)

• Second (s)

• Meter per second (m/s)

• Kilometer per hour (km/h)

Tags

NGSS.MS-PS3-1

Which of the following best defines velocity?

• The rate at which distance is covered

• The rate of change of displacement with time

• The total path length traveled

• The rate of change of speed

What does a horizontal line on a distance vs. time graph represent?

• Constant speed

• Increasing speed

• No movement

• Decreasing speed

Which of the following is a vector quantity?

• Distance

• Speed

• Displacement

• Time

What is the frame of reference?

• The speed of an object

• The point from which motion is observed and measured

• The direction of motion

• The acceleration of an object

Which equation correctly represents average speed?

What does acceleration measure?

• Change in distance

• Change in velocity per unit time

• Change in speed per unit distance

• Change in displacement

If an object moves 10 meters east and then 10 meters west, what is its displacement?

• 0 meters

• 10 meters

• 20 meters

• 5 meters

Which of the following is NOT needed to calculate speed?

• Distance

• Time

• Mass

• None of the above