Calculating Velocity

The correct equation to calculate speed is

• distance/time

• time/distance

• distance x time

• distance/time²

Tags

NGSS.MS-PS3-1

Which formula is used to find average velocity?

• V_avg = (r_final - r_initial)/(t_final - t_initial)

• V_avg = (r_initial - r_final)/(t_initial - t_final)

• V_avg = (a_final - a_initial)/(t_final - t_initial)

• V_avg = (a_initial - a_final)/(t_initial - t_final)

Pick all of the following that are velocities.

• 4 km/s west

• 5 cm/h south

• 2 mph

• 8 cycles/year

• 5 m/s up

A plane flying 300 mph west toward California is an example of...

• Speed

• Velocity

• Acceleration

• Direction

Tags

NGSS.MS-PS3-1

An elevator traveled 15 floors (150 ft) at a speed of 4.5 m/s. What additional information is needed to determine the velocity of the elevator?

• the direction the elevator traveled

• how long the elevator was stationary

• how many times the elevator stopped

• the total distance the elevator traveled

The gees fly 23 mph to the south when they migrate for the winter.

• speed

• velocity

• acceleration

The tornado is traveling northwest at 20 mph.

• speed

• velocity

• acceleration

Tags

NGSS.MS-PS3-1

What is velocity?

• the quickness of an object

• the location of an object

• acceleration

• speed in a specific direction

65mi/hr South is an example of...

• Speed

• Velocity

• Acceleration

• Direction

A baseball thrown 90 miles per hour toward home plate is an example of ____.

• Speed

• Velocity

• Acceleration

• Direction

Tags

NGSS.MS-PS3-1