Matter MCQ Test 1 Answers

1.
1 pt(s).
What is the boiling point of water?
A. 0 C
B. 37 C
C. 90 C
correct answer choice answer choice you marked D. 100 C
2.
1 pt(s).
Look at these pictures of molecules. which change is taking place?

A. melting
B. freezing
correct answer choice answer choice you marked C. evaporation (change from a liquid to a gas)
D. condensation (change from a gas to liquid)
3.
1 pt(s).
When water changes into a gas, the water molecules
A. get bigger
B. get smaller
correct answer choice answer choice you marked C. move faster
D. move slower
4.
1 pt(s).
When water changes into ice, the water molecules
correct answer choice answer choice you marked A. move slower
B. move faster
C. get bigger
D. get smaller
5.
1 pt(s).
When a puddle dries up, which change is taking place?

A. melting
B. freezing
correct answer choice answer choice you marked C. evaporation (change from a liquid to a gas)
D. condensation (change from a gas to liquid)
6.
1 pt(s).
The spaces between molecules in a gas are
correct answer choice answer choice you marked A. bigger than in a solid
B. smaller than in a liquid
C. the same size as in a solid
D. the same size as in a liquid
7.
1 pt(s).
Brown gas is poured from a gas jar into a bottle. After a few minutes, the gas

A. has a smaller volume
B. keeps the same shape as the gas jar
correct answer choice answer choice you marked C. fills the bottle
D. keeps the same volume as the gas jar
8.
1 pt(s).
20 ml of alcohol is poured into 20 ml of water. The volume of after mixing could be

A. 20 ml
correct answer choice answer choice you marked B. 39 ml
C. 40 ml
D. 45 ml
9.
1 pt(s).
A solid is put into a bottle. The soild now

A. fills the bottle
B. has a bigger volume
correct answer choice answer choice you marked C. has the same volume
D. has the shape of the bottle
10.
1 pt(s).
A liquid is poured from a beaker into a bottle. The liquid now

A. fills the bottle
B. has a bigger volume
C. keeps the same shape
correct answer choice answer choice you marked D. keeps the same volume
11.
1 pt(s).
10 ml of alcohol is poured into 10 ml of water. After mixing the volume is less than 20 ml. This because the alcohol molecules

A. are all different sizes
correct answer choice answer choice you marked B. fit between the water molecules
C. are identical to the water molecules
D. have the saem size as the water molecules
12.
1 pt(s).
Look at the drawings. Which best represents a solid?
correct answer choice answer choice you marked A.
B.
C.
D.
13.
1 pt(s).
Look at the drawings. Which best represents a liquid?
A.
B.
correct answer choice answer choice you marked C.
D.
14.
1 pt(s).
Look at the drawings. Which best represents a gas?
A.
correct answer choice answer choice you marked B.
C.
D.
15.
1 pt(s).
20 ml of sand is poured into 20 ml of peas. The volume after mixing could be

A. 20 ml
correct answer choice answer choice you marked B. 35 ml
C. 40 ml
D. 45 ml

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