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Newton
Forces
Motion
Math
Universal Forces
100
According to Newton's second law, the acceleration of an object equals the net force acting in the object divided this.
What is the object's mass
100
The SI unit of force
What is a Newton?
100
This type of friction occurs when a fish swims through the water
What is fluid friction?
100
The for of 12 N is applied to an object with a mass of 2 kg. This is the object's acceleration.
What is 6 m/s^2
100
If the gravity on Mars is 1/3 of Earth's a space rover will weight this much on Mars compared to Earth
What is 1/3 less
200
Newton's third law of motion describes these two forces
What is action and reaction forces
200
When unblanced force acts on an object
What is the object accelerates
200
The property of matter that resists changes in motion
What is inertia
200
1 kg*m/s^2 = ?
What is a Newton
200
When opposite poles of a magnet brought together they will...
What is attract eachother
300
a=F/m
What is Newton's 2nd law?
300
The force that keeps an object moving in a circle
What is centripital force
300
This law is why you need to wear selt belts in a car
What is Newton's 1st
300
A 38 kg boat floats downriver at 2.2 m/s. What is the momentum?
What is 83.6 kg*m/s
300
Causes the tides
What is the moon's gravitational pull
400
An object in motion stays in motion unless this happens
What is an outside force acts on it
400
This is one of the two forces acting on a falling object. One is gravity
What is air resistance
400
A push or a pull is an example of this
What is a force
400
A 0.3kg remote control car accelerates at 11m/s^2. This is the amount of net force.
What is 38.25 N
400
The weakest universal force
What is gravity
500
An object at rest stays at rest
What is Newton's 1st Law
500
Friction of a non moving object
What is static friction
500
The equation for momentum
What is momentum=mass x velocity
500
If a baby has a mass of 3.5 kg, what is it's weight on Earth? (gravity=9.8 m/s^2)
What is 34.3 N
500
The force responsible for the repulsion of two posititvely charged particles
What is electric force