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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
cutting wood
B
breaking a mirror
C
cooking an egg
D
mowing your lawn
2) Which of the following represents a chemical reaction?
A
sugar dissolving in water
B
ice cream melting in a bowl
C
baking a cake
D
ice cubes forming in a freezer
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 dissolves the baking soda.
B
The vinegar and baking soda formed new elements.
C
The vinegar and baking soda have a chemical reaction.
D
The baking soda dissolves the vinegar.
5) What element is needed to rust your bike, burn wood and for breaking down food molecules in a cell?
A
magnesium
B
oxygen
C
nitrogen
D
carbon dioxide
6) What do water, aluminum, redwood trees, and yourself all have in common?
A
They are all pure elements
B
They are all made of atoms
C
They are all living creatures
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
lead
B
aluminum
C
brass
D
gold
8) A scientist used an electron microscope to observe patterns of molecules. Which state of matter is he most likely observing?
A
liquid
B
solid
C
plasma
D
gas
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
plasma
C
gas
D
solid
10) This element is found in all living things. It is ...
A
carbon
B
copper
C
helium
D
sodium
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
Strain the mixture through a paper filter to collect the sand.
B
Shake the mixture to cause the iron filings to settle to the bottom.
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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