AnswersFL-2003010-MJ Physical ScienceAtoms

Atoms Answers

8 verified answers
1
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Which statement correctly describes the nucleus of the atom?

A
The nucleus of the atom contains the electrons.
B
The nucleus of the atom is mostly empty space.
C
The nucleus of the atom surrounds the center of the atom.
D
The nucleus of the atom contains most of the mass of an atom.
2
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Which of these phrases would go in the overlap? Select two options.

A
Found in the nucleus
B
Found in the electron cloud
C
Has charge of +1
D
Is neutral
E
Has mass of one amu
4

Which statement(s) correctly compare the masses of protons, neutrons, and electrons? Select two options.

A
Protons and neutrons have similar mass.
B
Protons and electrons have similar mass.
C
Neutrons and electrons have similar mass.
D
Protons are smaller than a neutron or an electron.
E
Neutrons are smaller than a proton or an electron.
F
Electrons are smaller than a proton or a neutron.
6

An atomic scientist was studying an atom and through experimentation found that the total negative charge of the area surrounding the nucleus is -9. Which statement correctly describes this atom?

A
This atom has nine clouds.
B
This atom has nine electrons.
C
This atom has nine neutrons.
D
This atom has nine protons.
7

How many protons does this atom have? How many neutrons does this atom have? How many electrons does this atom have?

Answers:
Selection 1:6
Selection 2:8
Selection 3:6
8

6✔ 814

Answer not available
9

✔ 6814

Answer not available
26

Cora wants to draw a model of an atom for her project for the science fair. She wants to draw an atom that has two protons, four neutrons, and two electrons. Which model is like Cora’s?

A
Option A
B
Option B
C
Option C
D
Option D

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