Tides Notes

Multiple Choice

What are tides?

• more water filling up the ocean

• Jupiter orbiting the moon

• waves in the ocean

• the rising and falling of water on the Earth's surface

Multiple Choice

What causes tides?

• wind

• gravity

• neap

• spring

Multiple Choice

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

• they are the same

• tides are not caused by the moon

• the moon is larger than the sun

• the moon is closer to the Earth than the sun

Multiple Choice

The diagram shows the alignment of the sun, moon, and Earth. In which locations are low tides taking place?

• 1 and 2

• 2 and 3

• 2 and 4

• 1 and 3

Multiple Choice

What type of tides would this arrangement of the Earth-moon-sun create?

• neap tide

• spring tide

• full moon tide

• new moon tide

Multiple Choice

The bulge of water on the side of Earth closest to the moon produces __________.

• high tide

• low tide

• spring tide

• neap tide

Multiple Choice

How many times a month will a Spring tide take place?

• once

• twice

• three times

• it changes every month

Multiple Choice

The difference in ocean levels at high and low tides is _____________.

• low tide

• high tide

• tidal range

• slack water

Multiple Choice

What type of tide is represented by the graph?

• Diurnal tide

• Semidiurnal tide

• Mixed semidiurnal tide

• High tide