Newton's Second Law

A 1.5-kg object is experiencing the forces shown below. Determine its acceleration.

• 3.33 m/s²

• 6.66 m/s²

• 2.67 m/s²

• 1.89 m/s²

Tags

NGSS.HS-PS2-1

A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 m/s2. Determine the mass of the encyclopedia.

• 4.5 kg

• 3 g

• 3 kg

• 6 g

Tags

NGSS.HS-PS2-1

Determine the applied force required to accelerate a 3.25-kg object rightward with a constant acceleration of 1.20 m/s/s if the force of friction opposing the motion is 18.2 N. (Neglect air resistance.)

• 25.2 N

• 14.8 N

• 8.3 N

• 4.9 N

Tags

NGSS.HS-PS2-1

A 150-N rightward force is applied to a 20-kg box to accelerate it to the right across a rough surface at a rate of 2.0 m/s/s. Determine the magnitude and direction of the friction

• 110 N , left

• 110 N , right

• 150 N , left

• 150 N , left

Tags

NGSS.HS-PS2-1

A 0.25-kg leftward moving air track cart decreases its speed from 0.87 m/s to 0.79 m/s over 0.28 s. Find the magnitude and direction of the air resistance acting upon the glider.

• 0.25 N , right

• 0.25 N , left

• 0.071 N, left

• 0.071 N, right

Tags

NGSS.HS-PS2-1

The unit of Force is...

• Kilometers

• Newtons

• Pascal

• Meter

Tags

NGSS.HS-PS2-1

The formula of FORCE is...

• F = m*a

• F = m/a

• F = m + a

• F = m - a

Tags

NGSS.HS-PS2-1

The net force of this diagram is.....

• 3 N

• 2 N

• 8 N

• 5 N

Tags

NGSS.HS-PS2-1

The rate of change of momentum is known as?

• impulse

• acceleration

• velocity

• force

Tags

NGSS.HS-PS2-2

What are the factors that are involved in Newtons 2nd Law?

• Mass

• Net Force

• Acceleration

• Velocity

Tags

NGSS.HS-PS2-1