24/25 Energy Levels Lesson Slides: 11 Slides (9th Grade)

11 Slides • 13 Questions

1

2

3

Fill in the Blanks

Energy levels are defined by the

on the Periodic Table

4

Fill in the Blanks

Electrons orbit the nucleus of an atom in specific

levels.

5

6

Fill in the Blanks

Electrons behave as

that are constantly moving as they spin and orbit the nucleus.

7

Multiple Choice

Where are you most likely to find electrons?

1

Floating freely in space.

2

In the outer shell of a molecule.

3

In the nucleus of an atom.

4

In the electron cloud of an atom.

8

9

Dropdown

When an electron

(take in) energy, it moves to a

energy level. This higher energy level is called an

state.

10

11

Dropdown

An excited electron will eventually return to its original

energy level (

state).This process

energy in the form of a

of light.

12

13

Fill in the Blanks

A

is a particle of light emitted when an electron goes down an energy level

14

longer

less

15

Match

Match the following

blue/violet light

red/orange light

Higher frequency

Smaller frequency

Larger energy transitions emit

Smaller energy transitions emit

shorter wavelengths and greater energy

longer wavelengths and less energy

16

17

Drag and Drop

Visible light are the colors our eyes can detect. In order of lowest frequency to highest frequency, those colors are:

, orange,

, green, blue,

and violet

Drag these tiles and drop them in the correct blank above

red

yellow

indigo,

black

white

18

Fill in the Blanks

The atomic ____ ____ (two words) is a unique pattern of light emitted by an element when its atoms are excited, like a fingerprint that identifies the element.

Type answer...

19

Multiple Choice

Scientists can use the emission spectrum to determine the composition of substances.

1

True

2

False

20

Fill in the Blanks

Humans can only see a small portion of this spectrum called

21

22

Open Ended

Give one real world example of electrons emitting photons.

Type response here

23

24

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