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Science Chapter 2 Test
Test Description: Chapter 2 review
Instructions: Answer all questions to get your test result.
1) An ion is
A
an atom without any neutrons
B
electrons in motion
C
an atom with an electrical charge
D
the same thing as an electron
2) What is electromagnetism?
A
radiation
B
the spectrum of waves
C
All of the above
D
a form of energy
3) A hydrogen atom is different from other atoms because
A
it doesn't combine with other atoms to form molecules
B
It has an electrical charge
C
It is magnetic
D
It doesn't have any neutrons
4) The periodic table shows how _______ relate to each other
A
all of the above
B
elements
C
molecules
D
minerals
5) Friction causes protons to move from one atom to another
A
False
B
True
6) Atoms usually have equal amounts of protons and electrons
A
True
B
False
7) Pushing a pen off a desk converts potential energy to kinetic energy
A
True
B
False
8) When an atom has more electrons than protons, it has a negative charge
A
True
B
False
9) All atoms have eight electrons in their outer shell
A
True
B
False
10) What is sound?
A
electricity
B
energy
C
the vibration of matter
D
both a and c
11) Which of the following is not an example of kinetic energy?
A
wind turning a windmill
B
a pebble sitting on the ground
C
a boy sinking a basketball hoop
D
a car speeding down the street
*select an answer for all questions
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