Earth's Cycles Ch. 17

Why can't you feel Earth's movement?

• The Earth moves steadily and smoothly.

• The Earth moves only a few times each day.

• Earth moves at a different speed than the sun.

• Earth moves slower than other objects in the sky.

What is the spinning of Earth around its axis called?

• orbit

• ellipse

• rotation

• revolution

Which of the following is a reason why day turns into night on Earth?

• Earth's axis is tilted.

• Earth revolves around the sun.

• Earth rotates from west to east.

• Earth's gravity pulls on the moon.

What keeps Earth revolving around the Sun?

• the force of gravity

• the pull of the Moon

• the force of magnetism

• the pull of the outer planets

What causes the seasons to change on Earth?

• the tilt of the Earth

• the rotation of Earth

• hotness of the moon

• nearness to the moon

As the Moon orbits around Earth, which side of the Moon faces Earth?

• the dark side

• the same side

• different sides

• the crater side

What is a clue that Earth is moving?

• The stars move around Earth.

• You can feel Earth's movement.

• The seasons change during the year.

• You are moving right along with Earth.

What is the best description of the Sun?

• a giant-sized star nearest Earth

• a medium-size star nearest Earth

• a giant-sized star farthest from Earth

• a medium-sized star farthest from Earth

What is a constellation?

• several small asteroids

• the remains of stars

• a group of planets

• a pattern of stars

What occurs when the Moon passes through Earth's shadow?

• new moon

• solar eclipse

• lunar eclipse

• nothing