2. It refers to an object’s tendency to remain in its state of motion.

3. Moving objects away from you.

4. It states that an object at rest will remain at rest and an object in motion will stay in uniform motion in the same direction unless a net force acts on it.

5. It refers to the length between any two points.

6. It refers to an animal that can be eaten by other animals.

8. What is the study of plants?

9. It represents the energy flow in an ecosystem.

10. It refers to different populations that live in a particular area.

A ballet dancer reduces friction by using the right materials for her shoes and by reducing her contact with the floor. What type of friction involves?

Friction between the road and the wheels is called __________.

Air and water both exert _________ on a moving ship.

_________ is the force that prevents an object at rest from sliding in response to the force exerted on it.

The basic standard unit of mass is ______.

1. Orchid plant hanging or growing on the bark of an acacia tree.

a snake that eats a rodents

hookworms in a child’s small intestine

Cheetahs and lions compete for food.

The relationship between aphids and ants.

is a symbiotic relationship in which only one organism in the partnership benefits, while the other organism is neither benefited nor harmed.