How Much of the Moon's Surface Can We See from Earth

question 47

Multiple Choice

How much of the Moon's surface can we see from Earth?

• A) 40 percent
• B) 50 percent
• C) 60 percent
• D) 100 percent

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Definitions:

Embryos

An embryo refers to the early stages of development in many organisms, following fertilization and during which vital organs and structures begin to form.

Braxton-Hicks Contractions

False labor pains that are a tightening of the uterine muscles for one to two minutes and are usually painless.

Cervix Effaced

Cervix effacement is the process in pregnancy wherein the cervix becomes thinner and shorter in preparation for childbirth.

Amniotic Sac Ruptured

The breaking of the fluid-filled sac that surrounds the fetus in the uterus, commonly known as water breaking.