MH4- speed-time graphs

A bus starts from rest and accelerates to a speed of 8 m/s in a time of 20 s. Calculate the acceleration of the bus.

• 0.4

• 160m

• 0.4ms^-2

• 2.5ms^-2

Tags

NGSS.HS-PS2-1

A car travelling at 8 m/s increases its speed to 14 m/s to overtake another car, in a time of 12 s. Calculate the acceleration of the car.

• 0.5ms^-2

• 2ms^-2

• 1.75ms^-2

• 72ms^-2

Tags

NGSS.HS-PS2-1

A train travelling at 10 m/s accelerates to 20 m/s in 5 s.

What is the acceleration of the train?

• 4ms^-2

• 2ms^-2

• 50m

• 10ms^-2

• 6ms^-2

A train travelling at 10 m/s accelerates to 20 m/s in 5 s. What will be the speed of the train after another 3 seconds if it continues with the same acceleration?

• 14ms^-1

• 16ms^-1

• 6ms^-1

• 26ms^-1

• 30ms^-1

A car speeds up steadily from rest to 10 m/s in 5 seconds. Calculate the acceleration of the car

• -2ms^-2

• 2ms^-2

• 50ms^-2

• 2ms^-1

• 20ms^-1

Tags

CCSS.8.EE.C.7B

Which diagram shows constant positive speed

• 
• 
• 
• 

Which diagram shows constant positive acceleration

• 
• 
• 
• 

Describe the motion from A to B

• constant speed

• constant velocity

• constant negative acceleration

• variable acceleration

• speed down a slope

Describe the motion from B to C

• constant speed

• constant velocity

• constant negative acceleration

• variable acceleration

• speed down a slope

What distance is travelled in the time shown

• 40m

• 5m

• 80m

• 0.2m

• 20m/s