B. Write True if the statement is correct and False if incorrect
1. The gravitational pull of the sun keeps the planet in orbita
2. Any object that has mass exerts gravitational force
3. The heavier the object, the more gravity it will have
4. Earth's gravity always pulls us towards the center of the
5. Gravity is a force that keeps us all on the ground.
6. All objects in the universe have gravity.
7. The principle about gravity was first theorized by Thom
8. Friction is not a force.
9. The gravity on the moon is more than the gravity on the moon is more than the gravity on the earth
10. It is easier to walk upstairs than to go downstairs​