Forces around us
What is a push or pull on an object?
What is a force?
What is Newton's first law about?
What is an object at rest stays at rest, and an object in motion stays in motion?
If a car is going straight on a road, what type of motion is that?
What is linear motion?
What helps you walk without slipping?
What is friction?
What is a simple machine that helps lift heavy things?
What is a lever?
What force pulls everything towards the Earth?
What is gravity?
What does Newton's second law say about force, mass, and acceleration?
What is force equals mass times acceleration (F=ma)?
What do we call the curved path when something like a ball is thrown?
What is projectile motion?
What kind of surface creates more friction: ice or sandpaper?
What is sandpaper?
What simple machine is like an inclined plane wrapped around a pole?
What is a screw?
What force opposes the motion of an object moving through the air?
What is air resistance?
What does Newton’s third law state about actions and reactions?
What is for every action, there is an equal and opposite reaction?
When you run in a circle, what kind of motion are you doing?
What is circular motion?
How does oil or water affect friction?
What is it decreases friction?
What type of simple machine has two wheels of different sizes and helps lift heavy loads?
What is a pulley?
What do you call the force between two surfaces that are sliding past each other?
What is friction?
Which law would explain why you slide off a skateboard when it suddenly stops?
What is Newton's first law?
What type of motion do we see on a swing going back and forth?
What is swinging back and forth at regular speed?
Why is it harder to slide a heavy box than a light book across the floor?
What is because of more friction with the heavier box?
What simple machine lets you lift something by pulling on a rope?
What is a pulley?
When you jump, what force pushes you up into the air?
What is the force of your legs pushing against the ground?
Which law would apply if you pushed a heavy box and it doesn't move?
What is Newton's first law?
What happens to an object’s motion if no forces are acting on it?
What is it will keep moving at the same speed and direction?
What do we call the type of friction when an object is not moving?
What is static friction?
What simple machine can help you split things apart, like cutting wood?
What is a wedge?