WorksheetsMaterials Science
Total questions: 20
Worksheet time: 13mins
Which material would you choose to make an absorbent towel?
paper
vinyk
metal
glass
Which material would you choose to make a tool that has to be strong and withstand very high temperatures?
rubber
wood
metal
plastic
The mass of a sample of a material divided by its volume gives the (a) of the material.
Flexibility is an example of a(n) (a) of a material.
A natural material is a kind of technology.
True
False
Any physical matter that is obtained or made from plants, animals, or the ground is a natural material.
True
False
Which of the following is a natural material?
Cement
cotton
polyster
nylon
Which of the following is a synthetic material?
silk
wool
rubber
steel
Which is a property of a ceramic
flexible
insulating
reflective
soft
Which of the following is a by-product of ethanol production?
Ethanol
Glucose
Carbon Dioxide
Water
Which of the following is NOT a key reason that plastics can harm the environment?
They are used to make disposable items, creating waste.
They release poisons into the water supply.
They last a long time in the environment.
They can break down to form microplastics.
Synthetic materials ______________________________.
have only negative effects on the environment
are obtained directly from nature
have undergone chemical reactions
have no similarity to materials in nature
Polyester, nylon, acrylic, and acetate are all examples of ____________.
polymers
composites
rayons
natural materials
The practical use of scientific knowledge, as in the development of new synthetic materials, is an example of (a) in action.
In the formation of synthetic materials, natural materials undergo chemical reactions wherein their (a) rearrange and form new molecules.
Which of the following are a desirable property for a material that is to be made into a window? (check all that apply)
hard
waterproof
opaque to light
rigid
What is a synthetic material?
Any material that is man made
Any material that is only made from natural resources
Any material that is made of recycled materials
Any material that is found in nature.
Which of the following is a by-product of ethanol production?
ethanol
carbon dioxide
glucose
water
Which of the following is NOT an impact of using gasoline mixed with ethanol instead of pure petroleum-based gasoline?
decrease cost of fuel
reduces dependency on petroleum
increases smog
decreases acid rain
Any physical matter that is obtained or made from plants, animals, or the ground without undergoing a chemical process is called a natural material.
true
false
