Unit 1 Lesson 3 - Effects of Forces Test

What force does a 10.5 kg suitcase have when it's being pushed across the airport floor at an acceleration of 1.5 m/s^2?

• 10.5 N

• 25 N

• 1.5 N

• 15.75 N

Tags

NGSS.MS-PS2-2

Imagine a shopping cart has a mass of 2.75 kg and you apply a force of 6.3 N to move it. What is the acceleration of the shopping cart?

• 4.75 m/s^2

• 3.14 m/s^2

• 2.29 m/s^2

• 1.98 m/s^2

Tags

NGSS.MS-PS2-2

A toy car is being pushed and accelerates at 5.4 m/s^2. If the force applied is 3.7 N, what is the mass of the toy car?

• 0.275 kg

• 1.2 kg

• 2.5 kg

• 0.685 kg

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NGSS.MS-PS2-2

A car has a mass of 101.4 kg and is accelerating at a rate of 1.75 m/s^2. What is the force acting on the car?

• 177.45 N

• 200.75 N

• 150.25 N

• 123.45 N

Tags

NGSS.MS-PS2-2

Imagine a shopping cart has a mass of 9.25 kg and you apply a force of 5.3 N to move it. What is the acceleration of the shopping cart?

• 0.93 m/s^2

• 0.57 m/s^2

• 2.75 m/s^2

• 4.12 m/s^2

Tags

NGSS.MS-PS2-2

How do you determine the net force acting on a car moving on a highway?

• Ignoring all forces except gravity.

• Multiplying the acceleration by the mass of the car.

• Dividing the total force by the mass of the car.

• Summing up all the individual forces acting on the car.

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NGSS.MS-PS2-2

Two kids are playing tug of war. One is pulling with a force of 15 N and the other with a force of 30 N. What is the net force?

• 10 N

• 25 N

• 40 N

• 15 N

Tags

NGSS.MS-PS2-2

If a car is moving forward with a force of 100 N and air resistance is acting on it with a force of 30 N, the net force on the car is found by?

• Finding the difference between the two forces.

• Dividing the forces.

• Ignoring the forces.

• Adding the two forces together.

Tags

NGSS.MS-PS2-2

Brakes acting on a train car is an example of?

• Magnetism
• Gravity
• Inertia
• Friction

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NGSS.MS-PS2-2

NGSS.MS-PS3-5

Finding the net force on a car moving on a highway is useful because?

• To determine the car's temperature

• To calculate the car's color

• To find the car's smell

• To determine the resulting motion of the car.

Tags

NGSS.MS-PS2-2