Ose

A diagram of a pond food chain is provided. Which of the following could possibly increase the total amount of energy the catfish population receives within its food chain?

• Increase in the number of beetles

• Increase in number of hawks

• Decrease in number of plants

• Decrease in number of hawks

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

A diagram is provided. Which of the following correctly shows one path that energy would flow through this ecosystem?

• Grasses -> Termite-> Monkey -> Eagle

• Hyena -> Mongoose -> Mouse -> Grasses

• Grasses -> Termite -> Grasshopper -> Monkey

• Acacia Trees -> Giraffe -> lion -> vulture

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is a single, linear path showing the flow of energy from the Sun to a producer and through different trophic levels of consumers?

• Food Chains

• Food Web

• Energy Pyramid

• Trophic Level

Tags

NGSS.MS-LS1-6

___________ get their energy from eating other animals which have eaten plants.

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

• Producer

Tags

NGSS.MS-LS2-3

When the speaker vibrates, why do the air particles move?

• The air particles move because the speaker pushes on the air particles.

• The air particles move because of the sound.

Tags

NGSS.MS-PS4-1

How do the air particles between the speaker and sound detector move?

• The particles travel across the whole space to the sound detector.

• The particles vibrate back and forth.

Tags

NGSS.MS-PS4-1

These waves have the same amplitude.

• True

• False

Tags

NGSS.MS-PS4-1

These waves have different frequencies.

• True

• False

Tags

NGSS.MS-PS4-1

What kind of sound would be heard with this type of wave?

• Quiet, low pitch

• Loud, low pitch

• Quiet, high pitch

• Loud, high pitch

Tags

NGSS.MS-PS4-1

What kind of sound would be heard with this type of wave?

• Quiet, low pitch

• Loud, low pitch

• Quiet, high pitch

• Loud, high pitch

Tags

NGSS.MS-PS4-1