This term

• You have all done SO well on the spellings last term.

• This term, we will be learning SUBJECT SPECIFIC words.

• There is a PRIZE for the top form at the end of the term.

Spelling Challenge 4Science

Week beginning – Monday 2nd June 2014

Science Week1. Measure

2. Control

3. Observe

4. Chemical

5. Alkali

6. Laboratory

7. Electricity

8. Magnet

9. Reaction

10. Centrifuge

Measure

A standard unit used to express the size, amount, or degree of something.

You measure liquid in litres and millimetres.

Can you put the word ‘measure’ into

a sentence?

Definition:

Example:

ControlTake into account (a neutral factor that might affect the results of an experiment).

In the experiment, we used a control to check our results against.

Can you put the word ‘control’ into a sentence?

Definition:

Example:

Observe

Notice or perceive (something) and register it as being significant.

You can observe how much plants grow in the sunlight.

Can you put the word ‘observe’ into a sentence?

Definition:

Example:

Chemical

A distinct compound or substance, especially one which has been artificially prepared or purified.

Oxygen and Hydrogen are both chemicals.

Can you put the word ‘chemical’ into a sentence?

Definition:

Example:

AlkaliA compound with particular chemical properties including turning litmus blue and neutralizing or effervescing with acids.

The soil in my garden has an alkali PH reading.

Can you put the word ‘alkali’ into a sentence?

Definition:

Example:

LaboratoryA room specially equipped for scientific study and research.

The laboratories in Aldersley are state of the art.

Can you put the word ‘laboratory’ into a sentence?

Definition:

Example:

Electricity

A form of energy resulting from the existence of charged particles (such as electrons or protons).

Don’t have water near an electricity socket.

Can you put the word ‘electricity’ into a sentence?

Definition:

Example:

MagnetA piece of iron or other material which has its component atoms so ordered that the material exhibits properties at attract other metals.

I have a magnet on my fridge.

Can you put the word ‘magnet’ into a sentence?

Definition:

Example:

ReactionA chemical process in which substances act mutually on each other and are changed into different substances, or one substance changes into other substances

There is a significant reaction between magnesium and hydrochloric acid.

Can you put the word ‘reaction’

into a sentence?

Centrifuge A machine with a rapidly rotating container that applies centrifugal force to its contents, typically to separate fluids of different densities.

A centrifuge can be used to separate milk and cream.

Can you put the word ‘centrifuge’

into a sentence?

Definition:

Example:

Do you understand all of this week’s words?

Can you use any of them in your lessons this week?

Do you achieve 10 out of 10 each week?

How could you help your peers who do not yet achieve a score

of 10?Do your form calculate your form average every week?