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Gr5Term2 > Natural Science > Flashcards

Natural Science Flashcards

1
Q

What are the properties of a solid?

A

They are easy to see, has a definite shape, takes up definite space and does not flow.

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2
Q

What are the properties of a liquid?

A

Most are easy to see, has no definite shape,takes up definite space and can flow

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3
Q

What are the properties of a gas?

A

Not easy to see,no definite shape,takes all space AVAILABLE and can flow

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4
Q

What are the 3 states of matter?

A

Solids,liquids and gases

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5
Q

How are particles arranged in a solid?

A

They are arranged in a regular pattern touching each other

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6
Q

How are the particles in liquids arranged?

A

They are close together but not necessarily touching each other

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7
Q

How are particles arranged in gases?

A

They are all spread out and move very quickly in different directions.

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8
Q

What are the three basic properties of matter?

A

Mass, volume and shape

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9
Q

What are the tiny particles that make up matter called?

A

Atoms

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10
Q

What is volume?

A

It is the amount of space that matter takes up

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11
Q

What is mass?

A

It is the amount of matter an object has

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12
Q

What happens to water vapour when it is cooled?

A

It condenses and turns into droplets of water

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13
Q

What is the first step in the water cycle?

A

Evaporation

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14
Q

What is the second step in the water cycle?

A

Condensation

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15
Q

If this was a snow or hail water cycle what would the third step be?

A

 solidifying

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16
Q

What is step four in the water cycle?

A

Precipitation

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17
Q

What is step five in the water cycle?

A

 melting

18
Q

What is evaporation?

A

The process of turning from liquid water to water vapour (which is gas)

19
Q

What is condensation?

A

It is the change of water from its gaseous form(water vapour) into liquid water

20
Q

What is solidify?

A

The process of turning into a solid

21
Q

What is precipitation?

A

It is the release of water from the sky.It can be liquid or solid

22
Q

What is melting?

A

It is the process of a solid changing into a liquid

23
Q

What are the properties of metals?



A

They are strong,hard,shiny,malleable,ductile,melt at a high temperature and conductors of heat or electricity

24
Q

What does malleable mean?

A

It’s means to be able to be beaten or hammered into shape’s.

25
Q

What does ductile mean?

A

It’s means to be able to be drawn into wires

26
Q

What is an alloy?

A

It is two or more metals mixed together or a metal mix with a non-metal

27
Q

What are the properties of non-metals?

A

They are brittle,dull,poor conductors of heat, non-malleable and on non-ductile

28
Q

What are the special properties of iron?

A

It is used to make objects like tools, nails and weapons because it is strong.The problem is it rusts 

29
Q

What are the special properties of Gold?

A

It is a valuable metal, very malleable,easily worked into jewellery and never goes dull

30
Q

What are the special properties of silver?

A

It is a valuable metal,shines brightly and is used for jewellery

31
Q

What are the special properties of copper?

A

It is used for electric wires and is a good conductor of electricity

32
Q

What are the special properties of aluminium?

A

It is very light and strong and is used to build planes

33
Q

What are the special properties of zinc?

A

It does not rust

34
Q

What are the 4 magnetic metals?

A

Iron,nickel,cobalt and steel

35
Q

What does tarnish mean?

A

It is the dull layer that appears on non-iron metals

36
Q

What does corrode mean?

A

To break down

37
Q

Name the metal that can rust

A

Iron

38
Q

Give 3 ways to stop metals rusting:

A

Coat in plastic
Paint them
Coat in grease or another mental that does not rust

39
Q

What does magnetic mean?

A

It is the materials that are attracted to a magnet

40
Q

What is rust?

A

It is the brown/red layer that appears on iron

Gr5Term2 (9 decks)

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