Newtons 1st law
Newtons first law
What is inertia?
Newton's 2nd law
What is acceleration?
Newton's 3rd law
What is action/reaction
Cup sitting on a table
What is balanced force
Apple falls off a tree
What is gravity?
The force that is acting on a ball when it is rolling on grass.
What is friction?
Action: Pushing down on the ground with your weight
What is the ground pushes up with an equal force?
A person standing on the left of the box starts pushing a box at 100N. another person on the right is pushing the same box at 80N.
What is unbalanced forces?
The force that doesn't let us float off of the Earth after we jump.
What is gravity pulling our body down?
A bowling ball rolling down a bowling lane with bowling pins at the end of it.
What is the bowling ball would eventually stop rolling?
You push the ground backward with your foot.
What is the ground pushes you forward?
4 kids are playing tug of war. 2 kids on the left side of the rope and 2 on the right side. each side is pulling 100N.
What is unbalanced force
Swimmer pushing water backward with their hands
What is water pushing the swimmer forward?
A car moving at a constant speed on a straight road.
What is balanced forces?
A car is driving 35 mph on a long road. The car is accelerating to make a turn.
What is slowing down?
Bird pushes air downward with its wings
What is air pushes the bird upward allowing it to fly?
A person is sitting still on a rolling chair and the person pushes the chair with their legs, now the chair is moving.
What is an unbalanced force?
a ball stays rolling down a slope instead of flying away
What is gravity pulling it down to the curve of the slope?