Tides

What causes tides?

• gravity
• wind
• spring
• neap

As the _____ revolves around the Earth and Earth rotates, the tidal bulge moves around the Earth.

• sun

• ocean

• Earth

• moon

Why does the moon's gravitational pull have more of effect on tides than the sun's gravitational pull?

• they are the same
• the moon is larger than the sun
• tides are not caused by the moon
• the moon is closer to the Earth than the sun

The tidal bulge follows the movement of the _____.

• moon

• sun

• Earth

• ocean

The bulges that occur in the Earth's oceans are called ______ _______.

• low waters

• low tides

• high tides

• big dips

The tidal force exerted by the ______ is stronger that the tidal force exerted by the _______.

• earth, ocean

• sun, moon

• moon, stars

• moon, sun

A___________ tide occurs when the sun, Earth, and the moon are in a straight line.

• spring

• high

• low

• neap

A ______________ tide occurs when the sun is at right angles to the line between Earth and the moon.

• high

• neap

• low

• spring

If the Sun, Earth, and Moon are in perfect alignment, the Earth would have a _______ tide.

• Spring
• Neap
• Normal

Wha type of tide would this arrangement of earth-moon-sun create?

• full moon tide

• new moon tide

• neap tide

• spring tide