summative test force for 3rd quarter matatag curriculum

Multiple Choice test

1. Summative Test

2. Multiple Choice: A force is ______ Push Pull Both a and b 2. When we throw anything in air it always falls down because of _____. Gravity Motion friction

3. 3. When you rub your hand heat energy is generated because of _____ gravity frictional force Magnetic force 4. Friction is a force that acts in an ___________ direction of movement.. Opposite Same equal

4. 5. What will cause an object to move? Balanced force Unbalanced force Applied force 6 . What is the unit to MEASURE the force? kg Meter Newton The sum of all forces acting on an object. Contact force Net force Balanced force

5. 8. What is the net force of an object that is not moving? 0 N 10 N Cannot be determine 9 . Which example would be a balanced force? Train moving at a constant speed in the same direction. An apple falling from a tree Sinking of ship 10. When forces are _________ the object DOES NOT move. Unbalanced Light balanced

6. 11. I f the force of the girl pushing is 30N, and the force of the boy who is also pushing is 30N, what is the net force? 60 N 1 N 0 N

7. 12. I f the force of the girl pushing is 20N, and the boy who is also pushing is 15N, what is the net force? a. 35 N b. 5 N c. 300 N

8. 13. If you apply an unbalanced force to an object at rest , what will happen to that object? The object will stay The object will move Nothing happened 14. What operation do we use when forces acting on an object have the opposite directions? Division Subtraction Addition

9. 15. Beri and Ria are pulling a wagon, the force exerted by Beri is 45N and the force exerted by Ria is 12N. If the two girls are pulling on the same direction, what is the net force? 540 N 3.75 N 57 N 16.

10. What is the net force 20 N 0 N 40 N,right 17. If these teams are pulling with  the same   amount of force what will happen? The boy in green will win The boy in yellow will win They will not move at all.

11. 18. Calculate the net force. 0 N 60 N,right 40 N,right

12. 19. You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch? 60 N ,right 25 N, right 60 n,right

13. 20. What is the net force. 400 N , up 400 N, down - 400 N, down

14. Answer: 1. c 11. c 2. a 12. a 3. b 13. b 4. a 14. b 5. b 15. c 6. c 16. c 7. b 17. c 8. a 18. b 9. a 19. a 10. c 20. b