14. Which or the following is a by-product of energy transformation?
d. electricity
c. sound
16. Is transformation of energy important? Why?
a. No, it is useless and bad
c. Yes, it can help people in many ways
b. No, it is a waste of energy
d. Yes, it produces bad effects to people
16. At the supermarket, which of these machines are used by the taborers to transfer heavy
boxes from trucks to the store?
B. wedge
C. screw
D. inclined plane
17. When you open a can of biscuits with metal spoon you are using the spoon as?
A. pulley
8. lever
c. screw
D. inclined plane
18. All of these tools are levers except?
A. seesaw
B. broom C. hammer
D. screw
19. A ramp is an example of
A. Pulley
B. Inclined plane
C. wedge
D. axle
20. Suppose Xander push the door but his friend Jaedane is on the other side pushing the
door, how will you describe the force and the effect of their actions to the doors?
A. The force is balanced and the door does not move.
B. The force is unbalanced and the door may break.
C. The door will push them both.
D. The door will push his friend away from him.
Answers
Which or the following is a by-product of energy transformation?
d. electricity
c. sound
Answer is electricity
Is transformation of energy important? Why?
Answer is Yes, it can help people in many ways
At the supermarket, which of these machines are used by the taborers to transfer heavy boxes from trucks to the store?
Answer is inclined plane
When you open a can of biscuits with metal spoon you are using the spoon as? Answer is lever
All of these tools are levers except? Answer is seesaw
Suppose Xander and push the door but his friend Jaedane is on the other side pushing the door, how will you describe the force and the effect of their actions to the doors? Answer is The force is balanced and the door does not move.
Answer:
electricity
Explanation:
Which or the following is a by-product of energy transformation?
d. electricity
c. sound
Answer is electricity
Is transformation of energy important? Why?
Answer is Yes, it can help people in many ways
At the supermarket, which of these machines are used by the taborers to transfer heavy boxes from trucks to the store?
Answer is inclined plane
When you open a can of biscuits with metal spoon you are using the spoon as? Answer is lever
All of these tools are levers except? Answer is seesaw
Suppose Xander and push the door but his friend Jaedane is on the other side pushing the door, how will you describe the force and the effect of their actions to the doors? Answer is The force is balanced and the door does not move.