The combined strength and direction of all forces acting on an object.
What is net force?
100
Gravity is a force that does this.
What is pulls/ attracts?
100
This property of matter is the resistance of an object to change its state of motion, the tendency to stay in motion if moving or to stay at rest if not moving.
What is inertia?
100
The Earth experiences these spring tides (extreme high tides and extreme low tides) during these moon phases
What is a full moon and a new moon?
200
This is how a force is described.
What is by strength and direction?
200
If two forces are acting in opposite directions, this is how you calculate the net force.
What is subtract them?
200
The law of universal gravitation states that any two objects in the universe that have this will attract each other.
What is mass?
200
Newton's First Law of Motion is also called the Law of this.
What is inertia?
200
A solar eclipse can happen during this moon phase.
What is a new moon?
300
These are the units of force.
What are Newtons?
300
The net force acting on the boat.
What is 175N to the right
300
The magnitude of the force of gravity depends on these two factors.
What is mass and distance?
300
To increase the inertia of an object, you should increase its this.
What is mass?
300
Why do neap tides occur? Draw the positions of the Earth, moon and sun.
What is the gravity of the Earth and moon cancel each other out, making tides even out.
400
Two equal and opposing forces that do not cause a change in motion.
What are balanced forces?
400
The net force acting on the car.
What is 60N to the right?
400
This type of friction acts against an object falling to the Earth in freefall.
What is air resistance?
400
According to Newton's Second Law of motion, you can calculate the force acting on an object by multiplying these two factors.
What is mass and acceleration?
400
This moon phase occurs right before a full moon.
What is a waxing gibbous?
500
Anytime there is movement, that means forces are___________
What is unbalanced?
500
The net force acting on the rope.
What is Zero N?
500
As the moon orbits the earth, gravity keeps the moon ________ and inertia keeps the moon ________.
What is close to Earth and moving?
500
This is what happens to the acceleration if you double the amount of force applied to an object.
What is it doubles?
500
What part of the Earth would experience 24 hours of daylight on December 21st?