The liquid layer in Europa is composed primarily of:
A)ethane, similar to Neptune's moon Triton.
B)water, similar to Earth's oceans.
C)molten metal, similar to Earth's outer crust.
D)molten rock, similar to Earth's mantle.
E)liquid hydrogen, similar to the region below Jupiter's atmosphere.

Question

Quizplus · Accepted Answer

Scientists believe that the liquid layer in Europa is composed primarily of water, similar to Earth's oceans. This is based on observations of the moon's surface and the detection of water vapor plumes erupting from its surface. Europa's liquid layer is composed primarily of water, similar to Earth's oceans. This is based on observations and analyses of its surface features and magnetic field.

The Liquid Layer in Europa Is Composed Primarily Of