Motion equations

Joe is driving at 30 m/s for 28 seconds. How far does he go?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

Julie jogs 238 meters in 75 seconds. How fast was she going?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

A car accelerates from 10 m/s to 20 m/s with an acceleration of 3 m/s². How long did it take them to reach 20 m/s?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

A car slows down from 15 m/s to 7.9 m/s in 2.8 seconds. What is the acceleration?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

A jogger speeds up from 3 m/s to 6 m/s over the course of 3 seconds. How far did they go during that time?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

A cyclist slows down from 12 m/s to 9 m/s with an acceleration of -1.1 m/s². How long did it take them to slow down?

Which variable are you solving for?

• Velocity

• Displacement

• Time

• Acceleration

A runner speeds up from 6 m/s to 7 m/s in 5 seconds. What is their acceleration?

Which equation are you going to use?

• V_avg = Δx/t

• V_avg = (V_i + V_f)/2

• a_avg = ΔV/t

• Δx = x_f - x_i

A car travels from exit 85 to exit 112. How far did it go?

Which equation are you going to use?

• V_avg = Δx/t

• V_avg = (V_i + V_f)/2

• a_avg = ΔV/t

• Δx = x_f - x_i

Sarah is driving at 30 m/s and speeds up to 35 m/s to pass a car in 5 seconds. What is her average speed?

Which equation are you going to use?

• V_avg = Δx/t

• V_avg = (V_i + V_f)/2

• a_avg = ΔV/t

• Δx = x_f - x_i

Sarah is driving at 30 m/s and speeds up to 35 m/s to pass a car in 5 seconds. How far does she go in that time?

Which 2 equations are you going to use?

• V_avg = Δx/t

• V_avg = (V_i + V_f)/2

• a_avg = ΔV/t

• Δx = x_f - x_i