Vocabulary
Net Force
Force, Mass, Acceleration
Vocabulary 2.0
100

A push or a pull

Force

100

A box being pulled in one direction with 4N

4N

100

Mass = 10kg

Acceleration = 5 m/s²

Force= ?

50N

100

The act of moving or changing positions

Motion

200

The amount of stuff something is made up of

Mass

200

A box being pulled left with 7N and pulled right with 2N

5N pulling left

200

A toy car has a mass of 2 kg and accelerates at 3 m/s², find the force.

6N

200

A state of being still or not moving

Rest

300

Two surfaces rubbing against each other

Friction

300

A box being pulled left with 8N and being pulled right 4N

4N left

300

Force = 950.5N

Acceleration = 36.3 m/s²

Mass = ?

26.18kg

300
How fast an object is changing speed

Acceleration

400

Equal amount of force acting on an object from opposite directions

Balanced force

400

Two people pushing a box each with 3N of force to the left

6N to the left

400

A worker is pulling a large box across a warehouse floor using a rope attached to a motor. The motor is applying a force of 60.5 N and the box is accelerating at 2.5 m/s². The warehouse manager needs to know the mass of the crate to ensure the motor is not overloaded.

24.2kg

400

The total amount of force acting on an object

Net force

500
Forces acting on an object are not equal

Unbalanced forces

500

Two people are pushing a box, one person is pushing with 4N and the other is pushing in the same direction with 2N. The box is caught on a rope that is pushing the box with 5N in the opposite direction

1N to the right

500

A construction team just bought a new heavy equipment vehicle and they need to know how fast it will accelerate at their job site. The vehicle has a mass of 1,200 kg and the engine can apply a max force of 3,500 N.

2.92m/s²

500

An object at rest will stay at rest and an object in motion will stay in motion unless acted on by a force

Inertia

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