2023 Review

Which of the following is NOT one of our test taking strategies?

• Answer as quickly as possible

• Re-read the question stem

• Think of your own answer before you look at the choices

• Look for incorrect units to eliminate answer choices

Answer explanation

Remember to always take your time even if you are stuck!

Complete this sentence: Amplitude is...

• The number of waves per second

• The height of a wave from crest to trough

• The height of a wave from the middle to crest

• The length of a wave from crest to crest

Answer explanation

Amplitude is the height of a wave from the middle to crest. It represents the maximum height of a wave from its rest position.

Tags

NGSS.MS-PS4-1

This term defines when light bends as it goes through one medium into another.

• Reflection

• Refraction

• Transmission

• Absorption

Answer explanation

Refraction is when light bends as it goes through one medium into another.

Tags

NGSS.MS-PS4-2

Which planet is gaseous with lots of rings?

• Mercury

• Mars

• Saturn

• Venus

Answer explanation

Saturn is the correct answer because it is a gaseous planet with lots of rings - like all outer planets!

Tags

NGSS.MS-ESS1-2

________ and ________ affect the force of gravity.

• Mass and weight

• Weight and distance

• Color and mass

• Mass and distance

Answer explanation

The force of gravity is affected by mass and distance. Don't forget - mass and weight are not the same thing!

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4

What form of energy depends on height?

• Kinetic energy

• Potential energy

• Thermal energy

• Light energy

Answer explanation

Potential energy depends on height.

Whereas kinetic energy depends on speed and thermal energy depends on temperature.

Tags

NGSS.MS-PS3-2

Temperature is a measure of...

• Thermal energy

• Potential energy

• Light energy

• Solar energy

Answer explanation

Temperature is a measure of thermal energy, which is the correct choice.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

4 x (3+5) = (4x3) + (4x5)

The problem above is an example of what mathematical property?

• Communicative Property

• Associative Property

• Distributive Property

• Identity Property

Answer explanation

The problem above demonstrates the distributive property, where 4 multiplied by the sum of 3 and 5 is equal to the sum of 4 multiplied by 3 and 4 multiplied by 5.

The 4 has been distributed.

Books at the library are organized by what system?

• Bolan Brigg's System

• Snoopy's System

• Dewey Decimal System

• Whatever the librarian feels like doing that day - talk about power

Answer explanation

Books at the library are organized using the Dewey Decimal System, which is a widely used classification system for library materials.

This subatomic particle has a charge of negative 1.

• Neutron

• Photon

• Proton

• Electron

Answer explanation

Electrons are negatively charged particles found in atoms.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS2-3