Across
- 3. a method of procedure that has characterized natural scienceexperiment a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
- 5. a force that keeps an object at rests
- 7. a capacity to gain speed within a short time.
- 8. a structured explanation to explain a group of facts or phenomena in the natural world that often incorporates a scientific hypothesis and scientific laws.
- 9. for every action (force) in nature there is an equal and opposite reaction
- 13. net force is equal to mass times acceleration.
Down
- 1. the quantity of motion of a moving body, measured as a product of its mass and velocity.
- 2. opposes the movement between two contact surfaces that slide against each othercentripetalforce the force acting on an object in curvilinear motion directed towards the axis of rotation or centre of curvature.gravity
- 4. When two forces are the same strength but act in opposite directionvelocity
- 6. the rate at which someone or something is able to move or operate.
- 10. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.
- 11. a kind of friction (a force that opposes motion) which occurs between air and another objectfriction
- 12. a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force