Atomic Structure and Electromagnetic Radiation

Atomic Structure and Electromagnetic Radiation

8th Grade

15 Qs

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Atomic Structure and Electromagnetic Radiation

Atomic Structure and Electromagnetic Radiation

Assessment

Interactive Video

Science

8th Grade

Practice Problem

Medium

NGSS
HS-PS1-8

Standards-aligned

Created by

Charles Martinez

Used 1+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the size range of an atom in nanometers?

0.1 to 0.5 micrometers

1 to 5 nanometers

1 to 5 micrometers

0.1 to 0.5 nanometers

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of a neutron?

-1

0

+1

Depends on the isotope

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you calculate the number of neutrons in an atom?

Mass number minus atomic number

Atomic number minus mass number

Electrons minus protons

Protons plus electrons

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What does the atomic number represent?

Number of protons

Number of neutrons

Total mass of the atom

Number of electrons in a neutral atom

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who developed the nuclear model of the atom?

Thomson

Chadwick

Bohr

Rutherford

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which model described the atom as a positive sphere with negative electrons embedded in it?

Plum pudding model

Quantum mechanical model

Nuclear model

Solid sphere model

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the key finding of Rutherford's gold foil experiment?

Atoms are indivisible

Atoms contain electrons

Atoms have a solid center

Atoms are mostly empty space

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