The amount of solar radiation received in an area of fixed size in space (outside Earth's atmosphere) and at right angles to the Sun (about 1370 watts per square meter at the top of the atmosphere) is called what?

What is the missing step in solving the inequality 5 - 8x < 2x + 3?

Impressions of tropical swamp plants were observed on rocks in polar regions. the impressions were dark black imprints, which means the fossils are examples of ( 1 ) the fossils tell us that polar regions ( 2 ) ( 1 ) a. carbonization b. mineralization c. trace fossils ( 2 ) a. had tropical plants that can grow in ice b. might have had a diffierent climate in the past c. will have abundent vegitation

Which season occurs in the northern hemisphere when the sun is at its lowest point in the sky