When We See a Half-Moon,the Position of the Sun Is

question 73

Multiple Choice

When we see a half-moon,the position of the Sun is

• A)almost directly behind the Moon.
• B)almost directly behind the Earth.
• C)at right angles to a line from Earth to the Moon.
• D)about 45° from a line from Earth to the Moon.

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Definitions:

°C

A degree of Celsius, a scale and unit of measurement for temperature.

Atm

A unit of pressure defined as atmospheric pressure, equivalent to the pressure exerted by the Earth's atmosphere at sea level.

Volume

The quantity of three-dimensional space occupied by a substance or item.

°C

A unit of temperature on the Celsius scale, a temperature scale originally known as the centigrade scale, with 0°C denoting the freezing point of water and 100°C its boiling point at sea level.