Electrons and Light

Electrons and Light

10th - 12th Grade

15 Qs

quiz-placeholder

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Electrons and Light

Electrons and Light

Assessment

Quiz

Chemistry

10th - 12th Grade

Practice Problem

Medium

NGSS
HS-PS4-3, HS-PS4-1, HS-PS1-1

+3

Standards-aligned

Created by

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is emitted when an electron returns to its ground state?

Photon (light)

Electron (particle)

Neutron (nuclear particle)

Proton (nuclear particle)

Tags

NGSS.HS-PS4-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the relationship between energy absorption and electron excitation?

Electrons must absorb energy to move to an excited state.

Electrons release energy to move to a ground state.

Energy absorption has no effect on electron excitation.

Electrons can move to an excited state without energy absorption.

Tags

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the significance of bright lines in an emission spectrum?

They indicate the presence of dark matter in the universe.

They correspond to specific wavelengths of light emitted by electrons transitioning between energy levels.

They represent the temperature of a star.

They are caused by the absorption of light by molecules.

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is a spectroscope used for?

To analyze the light emitted or absorbed by substances.

To measure the temperature of stars.

To determine the mass of celestial bodies.

To observe the motion of planets.

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-3

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What type of spectrum is produced when an element emits light?

Absorption spectrum

Continuous spectrum

Emission spectrum

Reflection spectrum

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the role of energy in the behavior of electrons?

Energy determines the state of electrons (ground or excited) and their transitions.

Energy has no effect on electrons' behavior.

Energy only affects the speed of electrons.

Energy is irrelevant to electron transitions.

Tags

NGSS.HS-PS4-3

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How can the identity of an unknown element be determined using its emission spectrum?

By comparing the observed lines to known spectra of elements.

By measuring the element's atomic mass.

By analyzing the element's physical state at room temperature.

By observing the element's reaction with water.

Tags

NGSS.HS-PS1-4

NGSS.HS-PS4-1

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