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1. Chemical energy is stored in the baterry. Transformed into .....................when torch is turned on.
A
electrical energy
B
kinetic energy
C
thermal energy
2. Chemical energy is stored in food.Transformed into.............when he moves
A
electrical energy
B
kinetic energy
C
thermal energy
3. Chemical energy is stored in the coal.Transformed into .........when coal burns
A
electrical energy
B
kinetic energy
C
thermal energy
4. Potential energy is when
A
is found in moving object
B
energy present in an object dure to its position
C
is found in inmoving object
5. what is the properties of energy?
A
Transfered, transported, transformed
B
transfered and stored
C
transfered, transported,stored and transformed
6. One properties of energy is stored. In this tranformed into......
A
chemical energy -< kinetic energy
B
thermal energy -< kinetic energy
C
electrical energy
7.
A
B
C
8. Classify energy sources into
A
non-renewable energy
B
no-renewablee and reneable energy
C
non-renewable and renewable energy
9. Types of non-renewable energy
A
coal, petrolum and natural gas
B
water and air
C
cotton, wool and plastic
10. coal is a
A
sedimentary rock formed from plant matter
B
liquid found in rocks
C
Gas
11. Petrolum is a
A
sedimentary rock
B
liquid found in rocks
C
gas
12. Uranium is a
A
not radioactive substance
B
radioactive substance
C
radioactive subtance. This energy heats water to prodcue steam. Stem to produce electricity
13. Advantage of nuclear energy
A
are expensive
B
doesn´t pollute, cheap and small amounts
C
contaminating
14. Disadvantages of nuclear energy
A
are very expensive, is hugly contaminaing
B
cheap
C
very expensive