F in Exams The Very Best Totally Wrong (6 page)

BOOK: F in Exams The Very Best Totally Wrong
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Describe what happened during the “big bang.”

 

 

Why do some researchers believe that living close to a cell phone tower might cause poor health?

 

Give the names of two gases that might contribute to global warming.

1.

2.

Hannah sprays her new bike purple. The spraying of the bike gives it a negative charge and the paint a positive one. Why is this?

Positive –

Negative –

Mobile phones are very popular. Give one advantage and one disadvantage of owning a mobile phone.

Advantage

 

Disadvantage

 

What does a transformer do?

 

Give an example of a step-up transformer.

 

 

Give a reason why people would want to live near power lines.

 

Give three ways to reduce heat loss in your home.

1.

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