Applications of energy transformation Practice exercise 2

Question 1

For a piezoelectric sensor to generate electricity, which condition must be met?

Question 2

For a piezoelectric sensor to generate electricity, which condition must be met? (1 mark)

Question 3

For a piezoelectric sensor to generate electricity, which condition must be met? (1 mark)

Question 4

In a traditional fireplace, the heat and light produced when wood burns mainly come from which original form of energy?

Question 5

In a traditional fireplace, the heat and light produced when wood burns mainly come from which original form of energy? (1 mark)

Question 6

In a traditional fireplace, the heat and light produced when wood burns mainly come from which original form of energy? (1 mark)

Question 7

Refer to the diagram of a steam locomotive. Which two energy forms are directly involved in turning the wheels?

Question 8

Refer to the diagram of a steam locomotive below. Which two energy forms are directly involved in turning the wheels? (1 mark)

Question 9

Refer to the diagram of a steam locomotive below. Which two energy forms are directly involved in turning the wheels? (1 mark)

Question 10

The diagram shows two different metals joined at one end (a thermocouple). When will electricity be produced?

Question 11

The diagram below shows two different metals joined at one end (a thermocouple). When will electricity be produced? (1 mark)

Question 12

The diagram below shows two different metals joined at one end (a thermocouple). When will electricity be produced? (1 mark)

Question 13

The diagram below shows two different metals joined at one end (a thermocouple). When will electricity be produced? (1 mark)

Question 14

When a stone is dropped from the top of KICC, which sequence best shows the changes in energy from release to impact?

Question 15

When a stone is dropped from the top of KICC, which sequence best shows the changes in energy from release to impact? (1 mark)

Question 16

When a stone is dropped from the top of KICC, which sequence best shows the changes in energy from release to impact? (1 mark)

Question 17

Which complete chain best represents energy changes from reservoir to grid in a hydroelectric station like the Seven Forks scheme?

Question 18

Which complete chain best represents energy changes from reservoir to grid in a hydroelectric station like the Seven Forks scheme? (1 mark)

Question 19

Which complete chain best represents energy changes from reservoir to grid in a hydroelectric station like the Seven Forks scheme? (1 mark)

Question 20

Which complete chain best represents energy changes from reservoir to grid in a hydroelectric station like the Seven Forks scheme? (1 mark)

Question 21

Which sequence best represents the energy pathway in a wind turbine at Ngong Hills?

Question 22

Which sequence best represents the energy pathway in a wind turbine at Ngong Hills? (1 mark)

Question 23

Which sequence best represents the energy pathway in a wind turbine at Ngong Hills? (1 mark)

Question 24

Which sequence best shows the energy transformation in Olkaria Geothermal Power Station?

Question 25

Which sequence best shows the energy transformation in Olkaria Geothermal Power Station? (1 mark)

Question 26

Which sequence best shows the energy transformation in Olkaria Geothermal Power Station? (1 mark)

Question 27

Which statement best explains how friction transforms energy when you rub your hands together vigorously?

Question 28

Which statement best explains how friction transforms energy when you rub your hands together vigorously? (1 mark)

Question 29

Which statement best explains how friction transforms energy when you rub your hands together vigorously? (1 mark)

Question 30

In the diagram of Masinga Dam, before water strikes the turbine blades, which form is the water’s energy mainly in?

Question 31

In the diagram of Masinga Dam, before water strikes the turbine blades, which form is the water’s energy mainly in? (1 mark)

Question 32

In the diagram below of Masinga Dam, before water strikes the turbine blades, which form is the water’s energy mainly in? (1 mark)

Question 33

In the diagram below of Masinga Dam, before water strikes the turbine blades, which form is the water’s energy mainly in? (1 mark)

Question 34

In the diagram below of Masinga Dam, before water strikes the turbine blades, which form is the water’s energy mainly in? (1 mark)

Quiz Questions (34 questions)