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WorksheetsPhysical Science Chapter 17 Vocab
Total questions: 15
Worksheet time: 5mins
Name
Class
Date
1.
What are the particles that protons and neutrons made up of called?
a)
atoms
b)
electrons
c)
quarks
d)
bits
2.
Greek for "uncuttable"
Made up of protons, neutrons, and electrons
Made up of protons, neutrons, and electrons
a)
Isotope
b)
Atom
c)
Atomic mass
d)
Democritus
3.
Where is the particle accelerator located?
a)
Hiroshima, Japan
b)
Star Labs
c)
Indianapolis, IN
d)
Batavia, IL
4.
Models help scientists do what?
a)
Enjoy their work
b)
Visualize things that are difficult to see
c)
Organize information
d)
Find new elements
5.
What is the major difference between Bohr's atomic model and the Electron Cloud Model of an atom?
a)
electrons do not stay in orbits
b)
electrons have negative charges
c)
most of the mass is located in a central nucleus
d)
protons have a positive charge
6.
How is atomic number determined?
a)
the number of electrons in an atom
b)
the sum of protons plus neutrons
c)
the sum of protons, neutrons, and electrons
d)
the number of protons in an atom
7.
How is the particle accelerator used?
a)
it assists in creating isotopes
b)
it splits atoms into multiple pieces
c)
it generates forces required to collide protons
d)
it identifies new elements
8.
The mass of a proton or neutron is what number?
a)
Atomic mass unit (amu)
b)
Atomic number
c)
Mass number
d)
Isotope number
9.
When you add the number of protons and the number of neutrons, you get the...
a)
number of quarks
b)
atomic mass unit (amu)
c)
average atomic mass
d)
mass number
10.
Isotopes are...
a)
a creation made by the particle accelerator
b)
atoms of the same element that have a different number of neutrons
c)
a chemical bond of two atoms of the same element
d)
elements found in the same period in the Periodic Table
11.
The weighted average mass of the mixture of an element's isotopes is...
a)
mass number
b)
its half-life
c)
average atomic mass
d)
calculated by the particle accelerator
12.
How are atoms arranged in the Periodic Table?
a)
Atomic number, increasing by one
b)
Alphabetically
c)
According to their Latin names
d)
By mass number
13.
Families (Groups) have what in common?
a)
they have the same number of electrons in the outer shell
b)
they are lined into rows on the Periodic Table
c)
they share the same mass number
d)
their chemical composition is the same
14.
The time is takes for 1/2 of the radioactive atom in rock to change into another element is...
a)
100 years
b)
the decaying process
c)
half-life
d)
1 million years
15.
What are the two most common elements in the universe?
a)
Carbon and Oxygen
b)
Hydrogen and Oxygen
c)
Nitrogen and Helium
d)
Helium and Hydrogen
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