Unit 5 Mock Test

Front

What is the shape of the orbits of the planets around the Sun?

Back

Elliptical.

Front

What type of empirical evidence is important for testing conclusions about planetary orbits?

Back

Data about the location of each planet in the night sky throughout the year.

Front

What causes the apparent movement of the Sun across the sky as observed from Earth?

Back

Earth's rotation on its axis.

Front

Why does the Moon have a greater influence on Earth's tides than the Sun?

Back

The Moon is much closer to Earth than the Sun, despite the Sun having more mass.

Front

What is the lowest recorded temperature on the Moon's surface?

Back

-238 degrees Celsius.

Front

What atmospheric gas helps moderate Earth's surface temperature?

Back

Carbon dioxide.

Front

What conclusion can be drawn when high tides are higher and low tides are lower during certain times of the year?

Back

The Moon is at the closest part of its orbit around Earth; the Sun and the Moon form a straight line with Earth.

Front

What is the gravitational force?

Back

The force that attracts two bodies towards each other, proportional to their masses and inversely proportional to the square of the distance between them.

Front

What is Earth's revolution?

Back

The movement of Earth around the Sun, taking approximately one year to complete.

Front

What is Earth's rotation?

Back

The spinning of Earth on its axis, taking approximately 24 hours to complete.