A star with a continuous spectrum shines through a cool interstellar cloud composed primarily of hydrogen. The cloud is falling inward toward the star (and away from Earth). Which best describes the spectrum seen by an Earthbound observer

A basic observation of a star is how bright it appears. This brightness is known as the star's A. apparent magnitude. B. absent magnitude. C. its not C. D. absolute magnitude.

Which statements describe a cultural influence on a region? Hawaii is an island. The Amazon rain forest has been cleared to provide space for grazing. China limits urban families to one child. The tallest mountain in North America is in Alaska.

How is the density of an object calculated? A. dividing the object's mass by its volume B. dividing the object's volume by its mass C. multiplying the object's mass and volume D. multiplying the object's volume and weight

Mathematical Statement Justification - 2 (2x3 + 4x2 - 3) + 5 (x2 - 2x - 2) Given - 4x3 - 8x2 + 6 + 5x2 - 10x - 10 - 4x3 - 8x2 + 5x2 - 10x + 6 - 10 - 4x3 - 3x2 - 10x - 4

List and describe three factors that may lead to speciation

How are Norway and Spain similar in climate? How are they different?

How is our planet's giant, thermohaline system of warm and cold water like a massive convection current? Explain your answer.

How to do constructing triangles

Which sentence correctly explains how our solar system formed from a giant molecular cloud? A. The molecular cloud exploded, forming the Sun and the planets. B. The Sun and the planets formed from chemical reactions within the molecular cloud. C.

How would you answer the question: "Define the term 'international community'"?