PS: Distance, Displacement & Speed

Which of the following is the equation for speed?

• speed = distance x time

• speed = time ÷ distance

• speed = distance ÷ time

Which of the following is the equation for time?

• time = distance ÷ speed

• time = speed ÷ distance

• time = distance x speed

Which of the following is the equation for distance?

• distance = speed ÷ time

• distance = speed x time

• distance = time ÷ speed

Spongebob walks 5 steps FORWARD and 4 steps BACKWARDS. What is his TOTAL DISTANCE?

• 5 steps

• 1 step

• 9 steps

Spongebob walks 5 steps FORWARD and 4 steps BACKWARDS. What is his DISPLACEMENT?

• 5 steps

• 1 step

• 9 steps

An astronaut travels at a speed of 400 m/s for 250 seconds, what is the total distance he traveled?

• 0.625 m

• 100,000 m

• 1.6 m

• 650 m

Jerry walked from home to school, then from the school to the park. What is his total distance? (*Click on the image to make it larger)

• 2 km

• 5 km

• 8 km

• 10 km

Jerry walked from home to school, then from the school to the park. What is his total displacement? (*Click on the image to make it larger)

• 2 km

• 5 km

• 8 km

• 10 km

What is the difference between speed and velocity?

• Speed includes direction, velocity does not

• Velocity includes direction, speed does not

Which of these could be an acceptable unit for SPEED?

• meters (m)

• seconds (s)

• meters/second (m/s)

Tags

NGSS.MS-PS3-1