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vocab
100

If it is hot outside, you would want to wear clothes that are

A. Waterproof

B. Heat trapping

C. See through

D. Absorbent


D. Absorbent

100

Scientist invent new materials so that they can...

invent things to solve problems
100

What does meltable mean

an object has the ability to be melted and not caught on fire. 
200

Why are oven mitts NOT made out of metal?

Metal lets the heat through your hand.

200

Name some things that can be built out of smaller objects.

wood-house

steel/metal-skyscraper

Brick-wall

200

What does reuse mean?

Being able to use an item again for a different use without changing the item completely.
300

Why do you need a metal pan to fry an egg on a hot sidewalk?

The pan conducts heat from the sidewalk.

300

If you were to create winter boots, what are some properties you would want? Name 4

Stiff, soft, heat-trapping, waterproof

300

what does fire resistant mean?

It is the property of material being able to be near heat but not catch on fire or be melted.

400

What do popsicles and plastic toys have in common?

Both of them can be melted into shapes

400

How are the molecules in a solid

tightly packed and moving only slightly

400

What does properties mean?

The characteristics that a material has. (Hard, soft, flexible, flammable, etc.)

500

Why was it easier to make plastic toys instead of wooden toys?

Plastic doesn't need to be carved by hand

500

How are the particles in a liquid

loosely packed, moves a more than a solid but not as much as a liquid.

500

What does opaque mean?

It is a property that a material has where it is not able to be seen through.

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