Starr Review

Which of the following best illustrates the direction of energy flow through the food web above?

• Spider to Grasshopper to Grass

• Hognose snake to toad to grasshopper

• Grass to rabbit to hawk

• mouse to spider to toad

Tags

NGSS.MS-LS2-3

When using a solar-powered calculator, what source of energy is being used to power the calculator?

• Electrical Energy

• Light Energy

• Mechanical Energy

• Sound Energy

The arrows in the diagrams below represent light. Which diagram best shows how a glass mirror would reflect light?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

Which of the following statements best describes the effect of solar energy absorbed by water in the ocean?

• The color of the ocean water becomes light blue

• the temperature of the water decreases

• The water changes state from liquid to gas

• The ocean water becomes less salty.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

What is the main cause of seasons on Earth?

• The Earth's distance from the sun

• The Earth's rotation on its axis

• The tilt of the Earth's axis

• The moon's gravitational pull

Answer explanation

The main cause of seasons on Earth is the tilt of the Earth's axis.

Tags

NGSS.MS-ESS1-1

What are stars mainly made of?

• Rock

• Ice

• Hydrogen and Helium

• Carbon and Nitrogen

Tags

NGSS.HS-ESS1-1

How does the water cycle contribute to Earth's systems?

• By transporting nutrients through the atmosphere

• By providing energy for the Earth's rotation

• By moving water between the Earth's surface and atmosphere

• By changing the composition of the Earth's crust

Answer explanation

The water cycle contributes to Earth's systems by moving water between the Earth's surface and atmosphere, facilitating various processes and maintaining balance.

Tags

NGSS.MS-ESS2-4

What are the four main Earth systems?

• Atmosphere, Hydrosphere, Biosphere, Geosphere

• Atmosphere, Lithosphere, Biosphere, Cryosphere

• Hydrosphere, Biosphere, Cryosphere, Mantle

• Atmosphere, Hydrosphere, Lithosphere, Ecosphere

Answer explanation

The correct answer is Atmosphere, Hydrosphere, Biosphere, Geosphere, as these are the four main Earth systems that interact and influence each other.

What is an ecosystem?

• A single species and its environment

• A community of living organisms and their physical environment

• A collection of planets and stars

• A type of animal habitat

Answer explanation

An ecosystem is a community of living organisms and their physical environment, highlighting the correct choice.

What is the term for the path that the Earth takes as it revolves around the Sun?

• Axis

• Orbit

• Cycle

• Rotation

Tags

NGSS.MS-ESS1-2