Flow

What would be the effect on the particles if more heat is supplied to the system?

• They would slow down

• They would stop moving

• They would speed up

• There would be no effect

Tags

NGSS.MS-PS1-4

How will heat flow?

• From A to B

• From B to A

• There is no heat flow.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What type of heat transfer happens in liquids and gases?

• Conduction

• Convection

• Radiation

The figure below shows a food chain that might exist in a meadow.

Which of the following best describes what the food chain represents?

• how an organism might change over time

• the movement of organisms throughout the ecosystem

• the increase in size among organisms in the ecosystem

• the path of energy transfer from producers to consumers

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

All energy in an ecosystem comes from the sun. This energy is passed through the ecosystem as organisms eat other organisms.

• Herbivores

• Detritivores

• Omnivores

• Flow of energy

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A student researching a northern forest ecosystem learns the following information about feeding relationships in the ecosystem.

Which food web best represents the flow of energy in these feeding relationships?

• 
• 
• 
• 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The diagram below shows an energy pyramid. In a marine ecosystem, algae carry out photosynthesis. Barracuda eat snapper fish. Reef sharks eat barracuda.

Which organism would be at the top of the energy pyramid?

• algae

• reef shark

• barracuda

• snapper fish

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

In the energy pyramid here, which organisms have the most energy available?

• Producers

• Carnivores

• Herbivores

• Top Predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is indicated by the diagram?

• Food web

• Food chain

• Food map

• Food menu

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

Use the diagram to answer the question.
The Mayfly is a food source for which 3 organisms?

• Frog, Dragon Fly and snake

• Frog, trout and dragon fly

• Frog, salamander and trout

• Frog and phytoplankton

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2