A
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
Scientist invent new materials so that they can...
What does meltable mean
Why are oven mitts NOT made out of metal?
Metal lets the heat through your hand.
Name some things that can be built out of smaller objects.
wood-house
steel/metal-skyscraper
Brick-wall
What does reuse mean?
Why do you need a metal pan to fry an egg on a hot sidewalk?
The pan conducts heat from the sidewalk.
If you were to create winter boots, what are some properties you would want? Name 4
Stiff, soft, heat-trapping, waterproof
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.
What do popsicles and plastic toys have in common?
Both of them can be melted into shapes
How are the molecules in a solid
tightly packed and moving only slightly
What does properties mean?
The characteristics that a material has. (Hard, soft, flexible, flammable, etc.)
Why was it easier to make plastic toys instead of wooden toys?
Plastic doesn't need to be carved by hand
How are the particles in a liquid
loosely packed, moves a more than a solid but not as much as a liquid.
What does opaque mean?
It is a property that a material has where it is not able to be seen through.