Life Science: Second Semester Test
Authored by Katie Carney
Science
11th Grade
NGSS covered
Used 1+ times
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81 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Almost all the mass of an atom is located in its
Protons
Electrons
Nucleus
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An electron is a particle with
A negative charge, found in the nucleus.
A positive charge, found in the nucleus.
A negative charge, found outside the nucleus.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which particle is the least massive?
Proton
Electron
Neutron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All atoms of an element have the same
Mass number
Atomic number
Number of isotopes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number of neutrons in an atom equals the
Mass number minus the atomic number.
Atomic number plus the number of electrons.
Atomic number minus the mass number.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The atomic number of sulfur is 16. How many electrons are in an atom of sulfur-34?
16
18
34
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electrons in the first energy level of an atom
Have no energy
Have the lowest possible energy
Have the highest possible energy
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