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What is a force?
A force is a push and a pull.
Name two type of force?
Gravity and applied force.
Do all objects have gravity?
Yes, all objects have gravity
What is gravity?
Gravity is a force that pulls object towards t he erath.
What is an artificial satellite?
A satellite made by humans
Does gravity act on moving objects and also object at rest?
yes
What is a satellite?
An object in space that orbits a larger object
Which have stronger gravity : big objects or small objects
Big objects
Why is the moon called a natural satellite?
Because it orbits the earth and it is not made by human.
What is a normal force?
A normal force is a support force from a surface
When does a normal force act?
When an object is in contact with another object
What is an applied force?
A force applied by a person or object
What does orbit mean?
To move around somethig
What is a force diagram?
A drawing that shows forces acting on an object.
Why does a book stay still on a table?
Gravity pulls it down and the table pushes it up with equal force.
What keeps the moon in orbit?
Earth's Gravity
