David Sang Solutions for Chapter: Energy resources, Exercise 6: End-of-chapter questions
David Sang Physics Solutions for Exercise - David Sang Solutions for Chapter: Energy resources, Exercise 6: End-of-chapter questions
Attempt the free practice questions on Chapter 7: Energy resources, Exercise 6: End-of-chapter questions with hints and solutions to strengthen your understanding. Cambridge IGCSE® Physics Coursebook Second Edition solutions are prepared by Experienced Embibe Experts.
Questions from David Sang Solutions for Chapter: Energy resources, Exercise 6: End-of-chapter questions with Hints & Solutions
Fill in the blank with the word from the list.
| wind | sun | electricity | resource |
| non-renewable | fossil fuels | renewable |
Most of the energy we use comes originally from the _____.
Fill in the blank with the word from the list.
| wind | sun | electricity | resource |
| non-renewable | fossil fuels | renewable |
A _____ resource is naturally replaced after we have used it.
Nuclear fission and nuclear fusion are processes that involve changes in the nuclei of atoms. Use these two terms to complete the sentence below.
Energy is released in the Sun by _____.
Nuclear fission and nuclear fusion are processes that involve changes in the nuclei of atoms. Use these two terms to complete the sentence below.
_____ is the process by which energy is released from uranium in a nuclear reactor.
Explain how biomass fuel such as wood rely on energy from the Sun.
Explain how electricity from a hydroelectric power station rely on energy from the Sun.
Here is a list of energy resources available to the world. Some of these are renewable and some are non-renewable.
| Renewable | Non-renewable | |
| Coal | ||
| Hydroelectricity | ||
| Nuclear energy | ||
| Oil | ||
| Solar energy | ||
| Tidal energy | ||
| Wind energy |
Make a copy of the table. In the first blank column, put a "yes" by any two resources that are renewable. In the second blank column, put a "yes" by any two resources that are non-renewable.
Here is a list of some energy resources that might be used to generate electricity:
Oil, hydroelectricity, nuclear fission, wind, waves.
List any of these that rely on a fuel being consumed.
