1 Why do you slide faster in waterslides compared to regular slides? Because
A Water slides are short
B. Waterslides are rough
C. The water reduces friction
D. The water increases the force of gravity
2. A delivery man uses a wooden ramp when he delivers thus, packages do not slide off easily making his work take longer. What
would be the best way to make the packages slide easily?
A. make his wooden ramp wider
B. use water on his wooden ramp.
C. Make his wooden ramp narrower.
D. Use a sand paper to polish and smoothen his ramp.
3. Which of the following shows the presence of friction?
A Cars continuously roll down hills.
B. Things fall off on smooth surfaces.
C. People stay in place as they move.
D. Cars stop when the driver steps on the brakes.
4. Your kite flies up in the air and then when the wind stops blowing, it goes down. Why?
A. The wind pulls the kite down to the ground.
B. There is no air around so the kite goes down.
C. The force of gravity flies up and moves it down.
D. Gravity pulls the kite down when the wind stops blowing.
5. Dry leaves fall to the ground. Flying pieces of paper fall back on the grassy area. The dust in the air drops on the floor. What
conclusion can you give from these observations?
A Gravity causes the objects to fall on the ground.
B. Gravity pushes the objects up and pulls them down.
C. The force of gravity moves the objects to another place.
D. The air blows harder to transfer the objects to another place.
6. Which of the following activities shows a change from electrical to sound energy?
A. Ironing clothes
B. Lighting a candle
C. Roasting a chicken
D. Turning on the radio
7. What sequence of energy transformations takes place when you switch on a lamp?
A. Heat
Electrical
Light
B. Electrical
Light
Heat
C. Electrical
Heat
Light
D. Light
Heat
Electrical
8. Which of the following shows a change from light energy to heat energy?
A. Boiling of water
B. Buzzing of bees
C. Warming of beach sand
D. Answering a phone call
9. What energy transformation takes place when you play a game on your computer? From
A. Light to Heat Energy
B. Electrical to Light Energy
C. Heat Energy to Electrical Energy
D. Heat Energy to Mechanical Energy
10. Light energy cannot move objects on its own. It is transformed to what form of energy in order to make things move?
A. Kinetic Energy
B. Potential Energy
C. Electrical Energy
D. Mechanical Energy
11. What energy transformation happens in a doorbell when pressed? From
A. heat energy to light energy
B. light energy to heat energy
C. Mechanical energy to heat energy
D. Electrical energy to sound Energy
12. Observe the given picture to the right side. What energy transformation occurs in the growing plant?
A. Kinetic Energy Light energy
Photosynthesis
B. Potential Energy ---- Kinetic energy
clight Enerov Chemical energy
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