Properties of Matter Unit Test
9 of 129 of 12 Items
Question
A student states that natural resources could be saved if people made everything they need in labs. What is the main problem with this idea?(1 point)
Responses
Anything made in the lab requires natural resources to produce it.
Anything made in the lab requires natural resources to produce it.
The materials made in labs will still pollute the environment and destroy natural resources.
The materials made in labs will still pollute the environment and destroy natural resources.
There are not enough synthetic resources yet to make what people need.
There are not enough synthetic resources yet to make what people need.
People might think it is fine to waste a lot of the materials since they just came from a lab.
The main problem with this idea is that anything made in the lab still requires natural resources to produce it.
Properties of Matter Unit Test
10 of 1210 of 12 Items
Question
What is the Great Pacific Garbage Patch?(1 point)
Responses
a place on the Pacific Coast with a large plastic recycling facility
a place on the Pacific Coast with a large plastic recycling facility
a place where plastic and other waste has collected in the Pacific Ocean
a place where plastic and other waste has collected in the Pacific Ocean
a place on the Pacific Coast where plastic waste from the ocean has collected on beaches
a place on the Pacific Coast where plastic waste from the ocean has collected on beaches
a place where people who live near the Pacific Ocean have collected plastic in one place
The Great Pacific Garbage Patch is a place where plastic and other waste has collected in the Pacific Ocean.
In one to two sentences, explain a similarity and a difference between the particles in liquid water at 100ºC and the particles in steam at 100ºC.(2 points)
A similarity between the particles in liquid water at 100ºC and steam at 100ºC is that they both consist of water molecules. A difference is that the particles in liquid water are packed closely together and have a definite volume, while the particles in steam are spread apart and have no definite volume.
You overhear a friend saying, “Plastic is the worst thing that humans have ever invented.”
In four to five sentences, explain whether you agree or disagree with your friend’s statement. Be sure to include facts that show the range of impacts that plastic has on human society and the environment.