What human activity has introduced additional carbon dioxide into the atmosphere?

• Planting trees

• Recycling

• Burning fossil fuels

• Using solar panels

Tags

NGSS.HS-ESS2-6

NGSS.HS-LS2-7

How does sea ice help maintain Earth's energy balance?

• By absorbing sunlight

• By reflecting sunlight back to space

• By increasing global temperatures

• By trapping heat in the atmosphere

Tags

NGSS.MS-ESS2-6

What is a characteristic of nonrenewable energy sources mentioned in the passage?

• They are continually produced through different processes.

• They will run out or not be replaced in our lifetimes.

• They do not release carbon dioxide when burned.

• They are primarily used in California's energy production.

What is a byproduct of petroleum or natural gas used in making plastic bags?

• Ethylene

• Methane

• Propane

• Butane

Tags

NGSS.MS-PS1-3

How does recycling plastic bags into composite lumber MOST LIKELY benefit ecosystems?

• Recycling reduces the use of plastic bags.

• Recycling reduces direct harm to organisms.

• Recycling reduces mining and drilling for fossil fuels.

• Recycling reduces carbon dioxide in the atmosphere.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

What occurs when used engine oil is poured into the pit in the ground?

• The oil seeps through the soil but stops before it reaches the groundwater due to the difference in densities.

• The oil seeps through the soil until it leaks into, and mixes with, the groundwater.

• The oil creates a membrane barrier between the water table and the groundwater.

• The oil remains sealed in the small disposal pit and does not affect the groundwater.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-1

NGSS.MS-ESS3-4

What does a negative net migration rate indicate?

• More people are entering an area than leaving

• More people are leaving an area than entering

• The population is stable with no movement

• The area is experiencing economic growth

Tags

NGSS.MS-ESS3-4

According to the nebular theory, what event triggered the gravitational collapse of the solar nebula?

• A nearby asteroid impact

• A nearby supernova shock wave

• A collision with another nebula

• A sudden increase in solar wind

Tags

NGSS.MS-ESS1-2

What formed at the center of the solar nebula according to the nebular theory?

• A large asteroid belt

• A hot, central bulge that became the Sun

• A cluster of icy comets

• A dense ring of gas and dust

According to Kepler's First Law, how do planets move around the Sun?

• In a circular orbit with the Sun at the center.

• In an elliptical orbit with the Sun at one focus of the ellipse.

• In a spiral orbit moving away from the Sun.

• In a straight line past the Sun.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4