Which pie graph correctly shows the percentage of elements by volume in Earth's troposphere?

Hint: Use ESRT p. 1

• A

• B

• C

• D

The ozone layer is located between 17 kilometers and 35 kilometers above Earth's surface in which atmospheric temperature zone?

Hint: Use ESRT p 14

• troposphere

• stratosphere

• mesosphere

• thermosphere

Scientists can plan to photograph a solar eclipse because most astronomical events are

• cyclic & predictable.

• cyclic & unpredictable

• random and predictable

• random & unpredictable.

Tags

NGSS.MS-ESS1-1

What is the inferred pressure, in millions of atmospheres, in Earth's interior at a depth of 2900 kilometers?

Hint: Use ESRT p. 10

• 1.4

• 9.9

• 3.0

• 4900

Why do stars viewed from the Northern Hemisphere appear to revolve around Polaris?

• Polaris rotates on its axis.

• Earth revolves around Polaris.

• Polaris revolves around Earth

• Earth rotates on its axis

On April 21, the altitude of Polaris, as viewed from a location in New York State, was measured as 41.3°. What will the altitude of Polaris be when viewed one month later, on May 21, from the same location?

• 23.5°

• 41.3°

• 66.7°

• 90°

Which two elements make up the greatest percentages by mass in Earth's crust?

Hint: Use ESRT p. 1

• oxygen and potassium

• oxygen and silicon

• aluminum and potassium

• aluminum and silicon

Which New York State city is located at 42°39' N 73°45' W?

Hint: Use ESRT p. 3

• Buffalo

• Albany

• Ithaca

• Plattsburgh

The altitude of Polaris measured by an observer at the Tropic of Cancer is

• 10°

• 23.5°

• 66.5°

• 90°

Which sphere of earth covers approximately 70% of Earth's surface?

• atmosphere

• lithosphere

• hydrosphere

• asthenosphere

Tags

NGSS.MS-ESS2-4