TEDed - Tides - Quiz

What primarily causes tides on Earth?

• Wind blowing across the ocean

• Earth's rotation

• Gravitational pull of the Moon and Sun

• Underwater volcanoes

How many high tides occur in most coastal areas each day?

• One

• Two

• Three

• Four

Why does the Moon have a stronger effect on tides than the Sun?

• It's larger than the Sun

• It's closer to Earth

• It moves faster

• It reflects sunlight

What is the term for the highest point of the tide?

• Low tide

• Mid tide

• High tide

• Spring tide

What happens during a spring tide?

• The Sun and Moon are at right angles

• The Sun and Moon align, enhancing tidal effects

• Tides are at their weakest

• Only one high tide occurs

What is a neap tide?

• A very high tide

• A tide caused by wind

• A tide with the least difference between high and low tides

• A tide during a solar eclipse

Which side of Earth experiences a high tide due to the Moon's gravity?

• Only the side facing the Moon

• Only the side opposite the Moon

• Both the side facing and opposite the Moon

• Neither side

How does Earth's rotation affect tides?

• It causes tides to occur once a week

• It has no effect on tides

• It helps create the cycle of two high and two low tides daily

• It stops tides from happening at night

What role does the Sun play in Earth's tides?

• It has no role

• It cancels out the Moon's effect

• It contributes to the gravitational pull affecting tides

• It causes tides only during the day

Why is understanding tides important?

• To predict earthquakes

• To navigate and fish safely

• To measure rainfall

• To forecast wind patterns