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Experimental Design And Periodic Table Review
Test Description: Experimental Design and Periodic Table
Instructions: Answer all questions to get your test result.
1) If a scientist was testing to see what type of candy (Kit Kats, Hershey Bars, or Snickers) is the most popular. What is the dependent variable?
A
c) the type of candy
B
b) how much candy you give them
C
d) the people's opinions
D
a) when you give them the candy
2) You think that leaves turn color because of cold temperatures. You have made a
A
c) random guess
B
b) hypothesis
C
a) test
D
d) conclusion
3) What type of observation describes the amount of something and can easily be assigned a numeric value?
A
d) numeritative
B
b) inference
C
a) quantitative
D
c) qualitative
4) When solving the problem of a flat tire on a bicycle, which of the following would be an example of a hypothesis?
A
a) Inflate the tire to pressure of 16 kg/ cm^2
B
b) If the tire went flat then there must be a nail puncture.
C
d) The air leak is due to a faulty valve stem on the tube.
D
c) There was no hole found in the tire.
5) positively charged particles in an atom
A
Nucleus
B
Proton
C
Electron
D
Neutron
6) Negatively charged particles that spin around the nucleus
A
Proton
B
Neutron
C
Electron
D
Nucleus
7) What is the atomic number for Magnesium (Mg)?
A
b) 24
B
not given
C
a) 12
D
c) 36
8) How many protons are in lithium (Li)?
A
d) 10
B
c) 7
C
a) 4
D
b) 3
9) Is nitrogen a metal or nonmetal?
A
metalloide
B
non-metal
C
none of them
D
metal
10) How many electrons can go on the first electron shell
A
8
B
6
C
2
D
4
11) How many electrons can go on the second electron shell?
A
8
B
6
C
2
D
4
*select an answer for all questions
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