Science Year End.docx

BIÑAN ADVENTIST ELEMENTARY SCHOOL San Vicente, City of Biñan S.Y. 2018-2019 YEAR END EXAMINATION SCIENCE V Name: ______________________________

Date: __________

Score:

Directions: Choose the letter of the correct answer and write it on the space provided before each number. _____1. What is a force? a. a push or pull b. speed or acceleration c. balanced or unbalanced force _____2. When objects remain in the same place, it is called... a. gravity b. friction c. balanced force _____3. Speed can be found my calculating... a. acceleration/velocity b. friction/gravity c. distance/time _____4. What is the force that causes everything to be pulled down to the Earth? a. Friction b. gravity c. balanced _____5. When an object is getting faster, it is called.... a. kinetic energy b. acceleration c. deceleration _____6. Inertia is.... a. For every action, there is an equal and opposite reaction. b. Larger objects take more force to move c. An object in motion tends to stay in motion unless acted on by an opposite force _____7. The wind blows a sailboat across a lake. If the wind began to blow harder, how much time would it take the boat to cross the pond? a. It would take more time b. It would take less time c. It would take the same _____8. The force that works against motion and tries to slow objects down is called: a. a push or pull b. friction c. mass _____9. Which of the following surfaces has the least amount of friction? a. a gravel driveway b. a road covered with ice c. a road covered with spilled sand _____10. Distance divided by time describes what property of motion? a. Mass b. Speed c. Weight _____11. An object in motion will stay in motion unless what happens? a. it will always stop b. it becomes frozen c. a force acts on it _____12. For every action there is an equal and opposite reaction is which of Newton's Laws of Motion? a. First b. Second c. Third _____13. What increases friction? a. more surface area b. more speed c. rough surfaces _____14. One way to increase friction is to use ___________. a. sand b. water c. oil _____15. Friction is a force that a. decrease with larger mass c. does not exist when surfaces are very smooth b. opposes an object's motions _____16. A student uses a toy car and ramp to investigate how surface affects the speed of a rolling object. What should the student intentionally change when doing this experiment? (Choose the best answer) a. The color of the toy car c. The distance the toy car travels b. The material on which the toy car rolls _____17. _____18. _____19. _____20. _____21. _____22.

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