Final Review Spring 2025

Mechanical waves are ________________ waves, they need to travel through matter.

• mechanical

• electromagnetic

• gravitational

• radio

Examples of mechanical waves include: ________________, ocean waves, and __________________

• sound waves, seismic waves

• light waves, radio waves

• gamma rays, microwaves

• infrared waves, ultraviolet waves

Tags

NGSS.MS-PS4-1

The substance a wave travels through is called a ______________________

Tags

NGSS.MS-PS4-2

Electromagnetic Waves can travel through ________________, without needing a __________________

• a vacuum, medium

• a liquid, conductor

• a solid, insulator

• a gas, catalyst

Tags

NGSS.MS-PS4-2

What kind of wave is shown below?

• Longitudinal wave

• Transverse wave

• Surface wave

• Electromagnetic wave

Tags

NGSS.MS-PS4-1

Label the boxes in the diagram of the electromagnetic spectrum below.

• From left to right: Radio waves, Microwaves, Visible Light, Ultraviolet, X-rays, Gamma rays

• From left to right: Gamma rays, X-rays, Ultraviolet, Visible Light, Microwaves, Radio waves

• From left to right: Visible Light, Ultraviolet, X-rays, Gamma rays, Microwaves, Radio waves

• From left to right: Radio waves, Visible Light, Microwaves, Ultraviolet, Gamma rays, X-rays

Tags

NGSS.MS-PS4-1

The number of ________________ are unique to each element (determine the element).

• protons

• neutrons

• electrons

• isotopes

How many valence Electrons does Fluorine (F) have?

We can know number of Valence electrons by looking at the element’s ________________ on the periodic table.

• group number

• atomic mass

• period number

• atomic number

Complete the table below for Rubidium: Fill in Atomic #, # Protons, # Electrons, # Neutrons.

• Atomic #: 37 # Protons: 37 # Electrons: 37 # Neutrons: 48

• Atomic #: 38 # Protons: 38 # Electrons: 38 # Neutrons: 50

• Atomic #: 36 # Protons: 36 # Electrons: 36 # Neutrons: 47

• Atomic #: 37 # Protons: 37 # Electrons: 36 # Neutrons: 48