F=MA Practice Problems

A skier needs to apply a force of 132 N to accelerate at a rate of 2 m/s². What is the mass of the skier? The answer to this question is most likely (HINT: Look at the units!!!) - 

• 66 N

• 66 m/s²

• 66 kg

Tags

NGSS.MS-PS2-2

A force of 90N is applied to each cart below, which one will accelerate the fastest?

• Cart 1

• Cart 2

• Cart 3 

• Cart 4

Tags

NGSS.MS-PS2-2

To calculate Force

• _{Force = m x a}

• Force _{= m ÷ a}

• Force _{= a ÷ m}

• Force _{= m + a}

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Mass = 10 kg. a = 10 ms². Calculate the force.

• 10N

• 100N

• 1 N

• 1000N

Mass = 4 kg and a = 0.2 ms². Calculate the force.

• 8N

• 80 N

• 2 N

• 0.8N

Tags

NGSS.MS-PS2-2

Force = 20 N and Mass = 4 kg. Calculate the acceleration.

• 80 N

• 80 ms^-2

• 5 ms^-2

• 0.2 ms^-2

Tags

NGSS.MS-PS2-2

Force = 25 N and Mass = 5 kg. Calculate the acceleration.

• 5 ms^-2

• 125 ms^-2

• 30 ms^-2

• 4 ms^-2

Tags

NGSS.MS-PS2-2

A 2 kg brick is pulled by a force of 10N. Friction force is 4 N. What is the acceleration?

• 3 N

• 3 ms^-2

• 5 ms^-2

• 2 ms^-2

Tags

NGSS.MS-PS2-2

To calculate m

• m = Force × a

• m = Force ÷ a

• m = Force + a

• m = a ÷ Force

Tags

NGSS.MS-PS2-2

To calculate a

• a = Force × m

• a = Force ÷ m

• a = Force + m

• a = m ÷ Force

Tags

NGSS.MS-PS2-2