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5th Grade - Matter
Test Description: Basics of matter
Instructions: Answer all questions to get your test result.
1) Which action will result in a product with new chemical properties?
A
cooking an egg
B
mowing your lawn
C
breaking a mirror
D
cutting wood
2) Which of the following represents a chemical reaction?
A
ice cubes forming in a freezer
B
ice cream melting in a bowl
C
baking a cake
D
sugar dissolving in water
3) Oxygen gas is made up of?
A
crystals
B
solutions
C
metals
D
molecules
4) When we add vinegar to baking soda, bubbles are produced. The reason this happens is because
A
The vinegar and baking soda formed new elements.
B
The baking soda dissolves the vinegar.
C
The vinegar and baking soda have a chemical reaction.
D
The vinegar dissolves the baking soda.
5) What element is needed to rust your bike, burn wood and for breaking down food molecules in a cell?
A
nitrogen
B
carbon dioxide
C
oxygen
D
magnesium
6) What do water, aluminum, redwood trees, and yourself all have in common?
A
They are all living creatures
B
They are all pure elements
C
They are all made of atoms
D
They are all made of cells
7) Sterling silver is a combination of silver and copper. Which of the following is also a combination of two or more metals?
A
brass
B
gold
C
lead
D
aluminum
8) A scientist used an electron microscope to observe patterns of molecules. Which state of matter is he most likely observing?
A
gas
B
liquid
C
solid
D
plasma
9) This state of matter has a definite volume and takes the shape of the container it is in. It is a
A
liquid
B
solid
C
plasma
D
gas
10) This element is found in all living things. It is ...
A
copper
B
sodium
C
helium
D
carbon
11) During science class, students combined 1 kg of iron filings with 1 kg of sand to create a mixture. Which of the following methods would be best for separating the iron filings from the sand?
A
Shake the mixture to cause the iron filings to settle to the bottom.
B
Strain the mixture through a paper filter to collect the sand.
C
Stir the mixture into hot water to dissolve the sand.
D
Drag a magnet through the mixture to attract the iron filings.
*select an answer for all questions
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