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Quiz 2
3nd Grading Period

I. Multiple Choice. Read each item carefully. Write the letter on the blank before the number.

1. What energy does a thunder have?
A. Light energy C. Potential energy
B. Sound energy D. Chemical energy

2. All potential energy can be changed to _____.
A. kinetic energy C. wave energy
B. water energy D. wind energy

3. As a volleyball flies through the air after being hit, which of the following type of energy does it have?
A. potential energy C. heat energy
B. kinetic energy D. chemical energy

4. What kind of energy is stored in the foods we eat? It is also stored in batteries and in a match that is used to light a candle?
A. Chemical energy C. Thermal energy
B. Mechanical energy D. Radiant energy

5. Radiant energy affects the life on earth. Green plants need sunlight to make their food. What is the main source of radiant energy?
A. power plant C. sun
B. bulb D. moon

6. Nowadays, electricity is one of the most useful forms of energies. Electrical energy can be transformed into different forms of energy. What kind of energy transfer happens when you turn on the electric fan?
A. electric energy to radiant energy
B. thermal energy to electrical energy
C. electrical energy to mechanical energy
D. electrical energy to thermal energy

7. It is needed to do “work”. It is needed for any physical movement, to make devices such as appliances and cars function, to keep the house warm, to cook food, etc.
A. energy C. force
B. work D. gravity

8. What happens to energy possessed by a flat iron when you turned it on?
A. it is transformed into mechanical energy
B. it is transformed into thermal energy
C. it is transformed into light energy
D. it is changed into sound energy

9. Radiant energy is used in many ways. Which is not true about radiant energy?
A. Radiant energy is used in medicinal practices like X-ray and C-T Scan.
B. Radiant energy comes mainly from fires and other man made activities.
C. Radiant energy is needed in photosynthesis.
D. Radiant energy is used in cooking food.
10. Which of the following materials does not contain chemical energy?
A. a rolling ball C. kerosene in a lamp
B. a lighted candle D. burning coal
​

Sagot :

alipoyozeynah

Answer:

1.A.

2.B.

3.A.

4.A.

5.C.

6.C.

7.A.

8.A.

9.C.

10.D.

Explanation:

Correct me if im wrong

Salamat sa pagbisita. Ang aming layunin ay magbigay ng pinaka-tumpak na mga sagot para sa lahat ng iyong pangangailangan sa impormasyon. Bumalik kaagad. Pinahahalagahan namin ang iyong oras. Mangyaring bumalik muli para sa higit pang maaasahang mga sagot sa anumang mga tanong na mayroon ka. Nagagalak kaming sagutin ang iyong mga tanong. Bumalik sa Imhr.ca para sa higit pang mga sagot.