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Lessons 1- 2
1) There are many sources of energy. Mention two:

a- oil b- solar c- gas d- coal

2) Why is it necessary to develop new ways to provide energy ?

- Because natural resources are menaced by running out.

3) The use of oil and other fuels are the main causes of the environment damage and global warming . True or false? Justify
a- Pollution from vehicles , factories and power stations has contributed to environmental problems.
b- Drilling for oil can destruct animal habitats .

4) Different types of oil serve different purposes. True or false? Justify
a- Crude oil can be made into petrol for cars.
b- Polymers for plastic.

5) Some oil companies contribute in environmental gas projects. True or false? Justify
They attempt to limit the damage they cause.

6) Most vehicles can run on fuel made from a mixture of renewable and crude oil . true or false? Justify
a-It reduces costs and pollution. b-The supply of natural oil lasts longer.

Are the following statements True ( √ ) or False ( X ) ? Justify your answers .
1- Reserves of coal and oil will last longer than reserves of natural gas . ( X )
Reserves of natural gas will last for 220 years and reserves of coal and oil will only last

for 60 years .

2- The world's largest oil field is in Saudi Arabia . ( √ )
The Al-Ghawar oilfield in Saudi Arabia is the biggest in the world .

3- Wind , waves and the sun produce only five per cent of the world's energy needs.

( X ) They produce only 0.5 percent of the world's energy needs .

4- In some places , plants provide most of the energy people use . ( √ )
In some poor countries plants provide over 90 % of all the fuel .

5 - There are many sources of energy other than oil. ( √ )
Coal / Solar / Gas / Nuclear
 

om s3ad

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1)- Mention the sources of alternative energy:
a- wave farms b- solar energy c- wind power

2)- What are the advantages of wave farms?
They are invisible.

3)-There are no disadvantages for wave farms’ energy. true or false? Justify.
a- There are some disadvantages to wave machines as the machines are just below the surface of the sea and so could be a danger to ships and fish.
b- It may put tourists off.

35-Some people are against using wave power as an alternative source of energy because :
a) It is dangerous to the ships and fish .
b)It is expensive / It may put tourists off .


Lessons 7- 8:
1)-How can energy be saved at home?
a-switch off any unnecessary lamps.
b- use the hands for washing instead of the machines.
2)- To save energy used in cars, we must:
a- share cars with other people who are going to the same place.
b- use alternative modes of transportation.
c- Use a small car
Grade 10 Module Three – Unit Eight
Lesson 1 & 2
Lesson 1 :
1. Are you for or against Modern Technology? Why?
- I'm for, because:
a- It makes our life more comfortable and easy.
b- It makes communications worldwide faster with an eye blink.
I'm against, because:
a- We are living a sedentary life style.
b- Many diseases spread because of lack of movement.

2. Mention the advantages of the new inventions.
a- They make the world seems smaller. b- They saves our time and efforts.

3-Islamic society always respects Science and Scientists. Discuss.
a- Because science strives for clear understanding.
b- Science helps to have a greater understanding of the world .
Lesson 2:
1- Modern inventions make our life easier. How?
a- We have AC system that can keep our houses cool.
b- We have cars with satnav that can tell us how to get to anywhere.

2- Latest Inventions will seem old – fashioned in just a few years. How?
a- People will be able to watch 3D television without wearing special glasses.
b- There will be "Smart Roads" where cars are driven automatically to avoid car accidents and traffic jams.

3- Home appliances help us to do the job easily. Discuss.
a- Washing machine helps us to do jobs like washing.
b- A\C systems keeps our homes cool.
4-In the future, life will be entirely different as scientists are currently developing many inventions . Give examples .

a) 3D television / Smart refrigerators
b) Micro-robot to repair organs of the body / More sophisticated mobile phones.

5- Why did our grandparents think they were fortunate ?
a- They could travel by car. b- They could see films at cinema .

6- How will the housework change in the future ?
Robots will be doing all the housework .

7- How will very small robots help doctors ?

Micro-robots will be able to travel to travel through the human body and repair organs that

are not working properly .
 

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Lesson 3:
1. Engine technology is an important innovation. Discuss.
a- It can create less pollution. B- It can save our environment.
b- It can reduce wasted oil.

2. Fantasy cars are becoming a reality. How?
a- Car lights come on automatically if dark starts.
b- Windscreen wipes are activated if they detect rain.

3. Bio – fuel helps future cars in many ways. Mention a few.
a- Helps to conserve petrol. B- Helps in reducing pollution
Lesson 6:
1. Modern Technology helps people with bad sight by:
a- Inventing eye glasses. B- Inventing contact lenses.
b- Inventing Laser Surgery.
2- People need to wear glasses for different reasons . Mention two of them .
a- Watching TV b- Reading books or newspapers
c- Feeling completely lost without their glasses
Lesson 7:
1. " Smart Clothes" might help saving lives in the future. Discuss.
a- By transmitting a message to a satellite to help rescue teams to find the wearer.
b- By checking the wearer's heart rate and blood pressure and transmit this to a doctor.
Lesson 8:
1. Robomate is an invention that all house wives get because:
a- It has a webcam that helps to check everything at any time in the house.
b- It likes doing jobs housewives find boring.
c- It can look after the house when the owners are out.
 

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Unit 8 –
Lesson 1:
1. Modern science is important. ( True )
Because it has made life easier and comfortable.

2. Science strives for clear understanding. ( True)
Because it help us to have a greater understanding of the world.
Lesson 2:
1. Satnav helps us in navigation. ( True)
It tells us how to get to where we are going.

2. Micro – robots are useless . ( False)
Because they are able to cure diseases and repair organs inside the body.

3. Latest inventions will seem old – fashioned in a few years.( True)
Because in future scientists will invent more innovative things compared to other current inventions.
Lesson 3:
1. Fantasy cars are less efficient with no extra features. ( False)
It is an useful invention because it can look after your house when you are away and do many other jobs that you find boring.
Lesson 7:
1. Smart clothes can be worn only in winter. ( False)
Because they help our body to cope with any climatic conditions.
2- Smart clothes can improve the wearer's life. ( √ )
They can control our temperature and keep us cool in summer and warm in winter.

Lesson 8:
1. Robomate is not a useful invention. ( False)
It is an useful invention because it can look after your house when you are away and do many jobs that you find boring.
 

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Lesson 8:
1. Robomate is not a useful invention. ( False)
It is an useful invention because it can look after your house when you are away and do many jobs that you find boring.

Grade 10 Module Three – Unit Nine

1: What are the qualities needed to make a good bank manager?
a- A university degree
b- Good communication skills.
c- Leadership qualities.
d- The ability to motivate his / her staff.
2: Money is a means to higher values. Explain.
*If it is earned, invested and spent carefully, it will reward the individual, their families and society.
3. List some ways of paying for things!
a. in Cash b. using cheques/ by credit cards c. barter
4: How did people get what they need when money didn't exist?
*By bartering.
5:What did people barter for in the past?
*animals, shells, beads, leather, corn, tobacco…
6. People need money for many purposes such as :
a. to pay for their daily needs.
b. to start a business to make more money.
7: "Money makes the world go round." Explain.
* When some people start a business to make money for themselves, they help their employees to support their families.
8- What did people barter with in the past ?
a- animals b- shells c- corn d- leather
9- When and where were the first coins made ?
In Lydia in Turkey over two and a half thousands years ago .
10- When and where the first bank notes made ?
In China 1200 years ago .
11-7-A good bank manager should have certain qualities such as :
a) Honest / Able to demonstrate leadership
b) Trust worthy/Able to handle a lot of complex information

* Write whether the following statements are true or false. Justify your answer.
8: Bartering was very difficult in the past. ( False )
a- The world's population was much smaller than it is today.
b-people didn't have to go very far to barter.
9. Love of money is sometimes the root of all evil. ( True)
OR. Money has become too important.
a-Money sometimes spurs criminal behavior.
b-It can lead to wars between countries.
10. Money doesn't bring happiness.
a. True: Money has no value if the person is leading a miserable life because of loneliness or illness.
OR
b. False: because poor people are unhappy because they don't have enough money to support their families and they are worrying all the time about their income.
11 .Money makes the world go round.
a. True: When some people start a business to make money for themselves, they help their employees to support their families.
OR

b. False : Of course money is great , but good friends and families are what really make the world go round.

12-Money is the most important thing in life and it makes the world go round. ( x )
It is important to buy people's needs but it is not more important than friends and families.

13- In parts of Africa shells are still used as money . ( X )
Cowry shells were used as money until the middle of the 20th century .

14- The first coins were made of silver . ( X )
The first coins were made of electrum .

15- Before they used coins , the Greeks paid for things with long nails . ( √ )

The use of coins spread from Turkey to Greece , which had previously used iron nails as currency .

16- The Chinese made paper made money because they did not have enough gold .( X )
The Chinese made paper money because money because they didn't have enough copper