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REVIEW JU4L1. Natural And Synthetic Materials
Test Description: Quiz prep
Instructions: Answer all questions to get your test result.
1) Which of these can you CLAIM to be a natural resource?
A
steel
B
glass
C
rock
D
concrete
2) Which material is a good conductor of electricity? (think wires)
A
glass
B
wood
C
plastic
D
copper
3) Which of the following is not made from synthetic materials?
A
a cotton T-shirt
B
an aspirin pill
C
a glass window
D
a plastic cup
4) What EVIDENCE do you have that cement is more useful than the limestone it is made from?
A
Cement can be poured into different shapes.
B
Limestone is hard to get out of the ground.
C
Limestone is a renewable resource.
D
Cement is made through physical mixing.
5) Which property determines whether a metal can be found in a pure state or only as an ore?
A
density
B
abundance
C
hardness
D
REACTIVITY
6) A certain metal is rare, soft, shiny, can be molded into shapes, and does not corrode. Which product would be a good use for this metal?
A
engines
B
jewelry
C
roofing
D
tools
7) Chlorine is a poisonous gas. Sodium reacts explosively with water. When chlorine and sodium react with each other, the product is the salt we sprinkle on our food. Your CLAIM?
A
When two reactants form one product, the reaction is spontaneous.
B
Reactants are more dangerous than products.
C
Products of a chemical reaction have different properties than the reactants.
D
Energy is released by some reactions and absorbed by others.
8) Fiberglass is a composite made of glass fibers and plastic. Which is NOT a physical property of fiberglass?
A
reflects sunlight
B
strong
C
lightweight
D
moldable
9) Which property of glass makes it suitable for making bottles?
A
cannot see through it
B
made of sand, an abundant natural resource
C
melts in the sun
D
flammable
10) Which is a valid CLAIM about chemical properties?
A
Physical properties can be observed without changing a material’s identity.
B
Chemical properties include density and color.
C
Chemical properties include mass and melting point.
D
Chemical properties describe a material’s ability to undergo chemical reactions and form new substances.
*select an answer for all questions
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