Tides

What is a high tide?

• Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

• Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

• Sea pulled AWAY from the moon where Earth is CLOSEST to the moon

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-4

Which body has the greater effect on Earth's tides?

• Sun

• Saturn

• Moon 

• Venus

Tags

NGSS.MS-ESS1-1

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

• full moon tide

• new moon tide

• neap tide

• spring tide

Tags

NGSS.MS-ESS1-1

Tides are caused by

• strong winds that blow over ocean waters.

• the interaction of Earth, the moon and the sun.

• the shifting of the plates on the ocean floor.

• variations in the salinity of ocean water

Tags

NGSS.MS-ESS1-1

What causes tides?

• gravity

• wind

• spring

• neap

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS2-4

If tides alternate from high to low and there are two of each type of tide a day, about how many hours will generally be between each different tide?

• 2 hours

• 6 hours

• 12 hours

• 24 hours

How many low tides and high tides happen in a day?

• 1 low tide, 1 high tide

• 4 low tides, 4 high tides

• 3 low tides, 3 high tides

• 2 low tides, 2 high tides

Tags

NGSS.MS-ESS1-1

You visited the beach at 12 pm (noon) and it is high tide. If you return 6 hours later what tide will you see? 

• high 

• low 

• none

• spring 

Tags

NGSS.MS-ESS1-1

You visited the beach at 12 pm (noon) and it is high tide. If you return 6 hours later what tide will you see? 

• high 

• low 

• none

• spring 

What do we call the small tides that happen when the sun and moon are at right angles to each other?

• Neap Tide

• Spring Tide

• Larger Change

• Smaller Change

Tags

NGSS.MS-ESS1-1