8A

Question 0

What is protein needed for?

Answer 0

Growth and Repair

Question 1

What are carbohydrates needed for?

Answer 1

Energy

Question 2

What are vitamins needed for?

Answer 2

Health

Question 3

What are minerals needed for?

Answer 3

Health

Question 4

What is fibre needed for?

Answer 4

For health Helps stop constipation

Question 5

What is water needed for?

Answer 5

Dissolves substances and fills up cells

Question 6

Examples of Carbohydrates:

Answer 6

Starch and Sugars

Question 7

Examples of Protein:

Answer 7

Meat & Fish

Question 8

Examples of vitamins

Answer 8

Vitamin C, D, E etc

Question 9

Examples of minerals:

Answer 9

Calcium

Question 10

Examples of fibre:

Answer 10

Wholemeal Bread

Question 11

Examples of Water:

Answer 11

Water

Question 12

Good Sources of Carbohydrates:

Answer 12

Bread, Pasta

Question 13

Good Sources of Protein:

Answer 13

Meat, Beans, Fish

Question 14

Good sources of vitimins:

Answer 14

Fruits and Vegetables (e.g Oranges contain vitamin C)

Question 15

Good sources of minerals:

Answer 15

Fruit, vegetables, dairy products (e.g milk contains a lot of calcium)

Question 16

Good sources of fibre:

Answer 16

Wholemeal bread

Question 17

Good sources of water:

Answer 17

Water related products!

Question 18

Eating too much or too little can cause problems. What are they?

Answer 18

Eating too much may make you obese and when you are malnourished you may starve and become weaker.

Question 19

What is energy measured in?

Answer 19

Kilojoules or ‘joules’

Question 20

What may cause heart disease?

Answer 20

Obesity

Question 21

What is the most common solvent?

Answer 21

Water

Question 22

What is a solute?

Answer 22

Something that dissolves into a solvent to make a solution (solid.)

Question 23

What is a solvent?

Answer 23

A solvent is a liquid that a solute is dissolved into to create a solution.

Question 24

What is a solution?

Answer 24

A solute that has completely dissolved into a solvent

Question 25

What is saturated?

Answer 25

Something that cannot have any more solute go into it. It happens when there is no more space for any more particles.

Question 26

What happens to the mass when you dissolve a solute that has a mass of 10kg into water that has a mass of 15kg

Answer 26

The mass will go up. Just because the solute has dissolved does not mean it has disappeared! It is hidden among the solvent particles.

Question 27

What happens when you put a insoluble solute into a solvent.

Answer 27

The water will go cloudy or the solute will sink to the bottom

Question 28

Solutes other than water?

Answer 28

White spirit, ethanol

Question 29

When we know the temperature of something….

Answer 29

We know how hot it is not how much thermal energy is in it

Question 30

Thermal energy is measured in…

Answer 30

Joules

Question 31

Temperature is measure in:

Answer 31

Degrees Celsius or *c

Question 32

Wha happens when the particles vibrate

Answer 32

The object expands

Question 33

What happens when the object cools down

Answer 33

It contracts

Question 34

Convection takes place in fl uids (liquids and gases).

Question 35

What is convection?

Answer 35

Particles spread further apart and the air becomes less dense and rises. As it rises it meets cooler air and passes the energy on. Having passed on the energy, it cools and becomes denser. The denser air sinks, setting up a cycle or convection current.