Celestial Connections: The Earth, Sun, and Moon Dynamics

The video discusses the Earth, Sun, and Moon, comparing their sizes and explaining their rotations. It covers Earth's rotation, which causes the day-night cycle, and its orbit around the Sun, leading to seasons. The Moon's orbit around Earth affects ocean tides and its visible phases. The video also explains how to use a sundial and folk wisdom to tell time.

If the Earth is the size of a grape, what object best represents the size of the Sun?

• A beach ball

• A basketball

• A football

• A tennis ball

How long does it take for the Earth to complete one full rotation?

• 48 hours

• 12 hours

• 23 hours and 56 minutes

• 24 hours

What natural phenomenon is explained by Earth's rotation?

• Seasons

• Day and night

• Phases of the Moon

• Tides

How can you estimate the time until sunset using your hand?

• By measuring the shadow length

• By checking the Sun's color

• By counting finger widths between the Sun and the horizon

• By observing the Sun's size

What is the duration of Earth's orbit around the Sun?

• 365 days and 1/4

• 365 days

• 366 days

• 364 days

What causes the different seasons on Earth?

• The Moon's gravitational pull

• Earth's distance from the Sun

• Earth's axial tilt

• Earth's rotation speed

How often does the Moon complete an orbit around Earth?

• 29 days

• 28 days

• 30 days

• 31 days

What effect does the Moon's gravitational pull have on Earth?

• It causes earthquakes

• It influences volcanic activity

• It affects ocean tides

• It changes the weather

What do we call the phase when the Moon is fully visible?

• New Moon

• Half Moon

• Full Moon

• Crescent Moon

What is the term for when we cannot see any part of the Moon?

• Half Moon

• Gibbous Moon

• New Moon

• Full Moon