Extra chemistry question

You think you may have found a new element how can you find out?

• Ask your teacher, science isn’t really your thing

• See if its properties are different from all other elements

• Look for it on Google

• There isn’t anything that you need to do

Aluminium is a good conductor. What can it conduct?

• Heat & Electricity

• Heat & Water

• Music

• Sounds & Smells

What is the difference between a physical and a chemical change?

• Physical change alters the form of a substance, but does not change its identity; chemical change alters the identity of the substance

• Physical change alters the identity of the substance; chemical change alters the form of a substance, but does not change its identity

• There is no difference between a physical and a chemical change

• Physical change can be reversed; chemical change cannot be reversed

Which of the following best describes a natural substance?

• A substance made in a laboratory

• A substance created by human beings

• A substance that occurs in nature without human intervention

• A substance that can only be found in space

Which of these is an example of a synthetic substance?

• A wooden chair

• Pure honey from a beehive

• Freshly picked apple

• Plastic water bottle

Which is not an advantage to synthetic materials?

• They are cheaper to produce

• They are more durable

• They are more versatile

• They are biodegradable