Science review

Science review

by Mr Lambert

​Skeletons

• ​

​Skeletons

​People and many animals have a skeleton inside their bodies.

​

​Bone is very hard and strong.

​

​You can feel the bones of your skeleton through your skin.

Multiple Choice

How many bones are there in our skeletons?

• 6

• 106

• 206

• 306

Multiple Choice

Which of the following bones is a LONG bone?

• skull

• finger bone

• thigh bone

  (in our leg)

• vertebra

  (in our back spine)

​Muscles

​All animals with skeletons have muscles attached to the bones.

​

​Muscles cover the skeleton and give our bodies the shape we have.

​

​Muscles contract (get shorter) and relax (get longer).

Multiple Choice

How Medicines Work

When we are ill, we have signs of the illness. For example, when we have the flu we have a fever. What word means the signs of an illness?

• symptoms

• germs

• cure

• prescribe

Multiple Choice

How Medicines Work

When we are ill we take medicines to kill the germs. When medicines make an illness go away, we say that the medicines ________ us.

• symptoms

• prescribe

• fever

• cure

Multiple Select

Identifying Invertebrates

Some animals DON'T have a backbone. They are called invertebrates. Which of these are invertebrates? Be careful, there may be more than one!

• eagle

• earthworm

• butterfly

• sheep

​Solids, liquids and gases

• ​Matter is everything around us.

• Matter exists in three different states; solid, liquid or gas.

Multiple Choice

Solids, Liquids and Gases

Which of the following is an example of a gas?

• Your desk

• The air inside a bubble

• The water in a bottle

• The ice in a glass of coke

Multiple Choice

Solids, Liquids and Gases

If you eat an ice-cream on a very hot day, the ice-cream will change from a solid to a liquid. What is this called?

• melting

• steam

• freezing

• boiling

Multiple Choice

Solids, Liquids and Gases

Does the diagram on the left represent a model of a solid, liquid, or gas?

• solid

• liquid

• gas

​Sound

• ​Sounds come from sources.

• ​They travel in waves from the source to our ears.

• ​Sounds can be loud or soft.

Multiple Choice

Sound

If you use a tin can telephone, your friend can talk into one can and you can hear them in the other can. What is the source of sound when this happens?

• the string

• your tin can

• your friend's tin can

• your friend

Fill in the Blanks

​Pitch

​Pitch is different to volume.

​

​A whistle makes a high-pitched sound.

​

​Thunder makes a low-pitched sound.

Multiple Choice

Pitch

If the boy blows across the top of each bottle, or taps them with the stick, they will make different sounds.

Which colour bottle will make a very HIGH-pitched sound?

• blue

• green

• yellow

• purple

Multiple Choice

Magnets

If we move them closer together, will these two magnets push each other away (repel), or will they pull towards each other (attract)?

• They will push each other away

• They will pull towards each other