STATES OF MATTER

Planning and conducting simple investigations

WHAT AM I? I am one thing

But I can be three! Sometimes a liquid

But when I’m cold I’m a solid And when I’m hot I’m a gas!

What am I?

Water!

THREE STATES OF MATTER

Solids

Liquids

Gases

SOLIDS Hold their own shape Contains

LengthWidthDepth

Is not able to be hollow Can only change shape by being broken

or crushed.

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LIQUIDS Takes shape of container Flows Not easily compressible

Darkpatator. “Zan Water.” February 19, 2007 via Flickr, Creative Commons Attribution.

GASES Also referred to as vapor Has mass Does not have a shape Compressible Flows easily

Spacepleb. “An absinthe of light.” October 19, 2006 via Flickr, Creative Commons Attribution

EXPERIMENT #1 Pair up Gather the following materials

One of each of the glass containers A pitcher of water

What container do you believe holds the most?Explain why you think that.

Fill one of the containers with water. Pour that container into the next

container.Did it fill it all the way? Was there some

water left over? Repeat the previous step with the last

container. Record your findings. ?

Where your predictions correct? Why or why not?

RECAP Visual illusions make containers appear

larger or smaller. Liquid take the shape of container.

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EXPERIMENT #2 With your partner gather the following

materialsGraduated flaskBucketPan to catch the water from the bucketA pop bottle full of water.

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Fill the bucket all the way up with water. Put the pan under the bucket. Gently place the pop bottle in the

bucket of water. Carefully remove the bucket from the

pan. Measure the water in the pan.

OVERVIEW The amount of water that spilled out is

the volume of the pop bottle.

Example: 250 ml of water means the pop bottle contained 250 ml of mass.

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EXPERIMENT #3 Hold your hand in front of your mouth Breathe through your mouth on to your

hand. This is a state of matter! What state of matter is it?

Gas!

SCAVENGER HUNT Find within the school

Three different solidsTwo different liquidsOne gas

OVERVIEW What did you find?

Solids

Liquids

Gases