Case "The restless sea"

What are two main ideas of the passage?

• Waves cause water from the ocean to topple onto the shore.

• Waves move through oceans after being started by wind.

• Tides can cause the sea level to rise up over the height of a house.

• Tides are large, slow-moving waves created by the moon’s orbit.

• Waves can be quite powerful and up to 220 feet high.

Why do objects in the open ocean bob up and down?

• because waves move through the water but do not move the water forward

• because waves rise and fall with the changing phases of the moon

• because waves move in all directions causing tiny ripples on the surface

• because waves hit the ocean floor and stop the water from moving

According to the passage, which location only sees one high tide each day?

• Mediterranean Sea

• Gulf of Mexico

• Bay of Fundy

• Baltic Sea

How are waves and tides connected?

• Waves and tides are both lower when the sun goes down.

• Waves and tides are both ways in which ocean waters move.

• Waves and tides are both strengthened by storm winds.

• Waves and tides are both caused by the pull of the moon

What does the author mean by the phrase "set in motion" in paragraph 11?

• gripped; held

• started; begun

• watched; studied

Which quotation from paragraph 11 best supports the answer to Part A?

• “As the moon orbits the earth, its gravitational pull tugs part of the ocean surface toward it…”

• “The bulges bring high tides.”

• The spinning motion of the earth produces another bulge…”

• “The troughs between them bring low tides.