The Earth-Sun-Moon System

What causes the apparent movement of the Sun across the sky from east to west each day?

• Earth's rotation on its axis

• The Sun's orbit around Earth

• The Moon's orbit around Earth

• Earth's revolution around the Sun

What is responsible for the changing seasons on Earth?

• Earth's axial tilt and its revolution around the Sun

• The distance between Earth and the Sun

• The rotation of the Moon around Earth

• The gravitational pull of the Sun

During which phase does a solar eclipse occur?

• New moon

• Full moon

• First quarter

• Last quarter

What causes tides on Earth?

• The gravitational pull of the Moon and the Sun

• The rotation of Earth on its axis

• The revolution of Earth around the Sun

• The phases of the Moon

When do spring tides occur?

• When the Sun and Moon are aligned

• When the Sun and Moon are perpendicular to each other

• During a solar eclipse

• During a lunar eclipse