Atoms And Matter
- 1.
Electrons are (check all that are true)
- A.
Positively charged
- B.
Negatively charged
- C.
Located in the nucleus
- D.
Much smaller than protons or neutrons
Correct Answer(s)
B. Negatively charged
D. Much smaller than protons or neutrons -
- 2.
Volume is
- A.
The amount of matter in an object
- B.
The amount of space an object occupies
- C.
Anything that takes up space and has mass
- D.
The same thing as density
Correct Answer
B. The amount of space an object occupies -
- 3.
How do you find the density of an object if you know the volume and the mass?
- A.
Add the volume and the mass together
- B.
Divide the volume by the mass
- C.
Subtract the mass from the volume
- D.
Divide the mass by the volume
Correct Answer
D. Divide the mass by the volume -
- 4.
The atomic number tells you the number of protons in an atom.
- A.
True
- B.
False
Correct Answer
A. True -
- 5.
Neutrons are found in the outer orbitals of an atom.
- A.
True
- B.
False
Correct Answer
B. False -
- 6.
The mass of an object is
- A.
The amount of space it occupies.
- B.
Anything that has mass and takes up space.
- C.
The amount of matter an object has.
- D.
Always bigger than its volume.
Correct Answer
C. The amount of matter an object has. -
- 7.
A chemical compound is always a molecule, but a molecule is not always a chemical compound.
- A.
True
- B.
False
Correct Answer
A. True -
- 8.
Select all that is true about O
- A.
The ratio of hydrogen to oxygen is 2:1
- B.
It is a chemical compound
- C.
The ratio of oxygen to hydrogen is 2:1
- D.
It is a molecule
- E.
One molecule has 8 protons all together.
Correct Answer(s)
A. The ratio of hydrogen to oxygen is 2:1
B. It is a chemical compound
D. It is a molecule
E. One molecule has 8 protons all together. -
- 9.
Select all that are true about neutrons:
- A.
Every element has to have neutrons.
- B.
Neutrons are negatively charged.
- C.
Neutrons have a neutral charge.
- D.
They are located in the nucleus of an atom.
Correct Answer(s)
C. Neutrons have a neutral charge.
D. They are located in the nucleus of an atom. -
- 10.
Find the average of these numbers (round to the nearest whole number): 75, 100, 90, 80, 85, 60
Correct Answer(s)
82
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Oct 09, 2014Quiz Edited by
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Oct 09, 2014Quiz Created by
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