Gravity, Tides & Seasons

The Northern Hemisphere is warmer in spring than in winter, because in spring

• the days are shorter.

• it gets more direct sunlight.

• the Earth is closer to the Sun.

• it is tilted away from the Sun.

Tags

NGSS.MS-ESS1-1

When the Moon, Earth, and Sun are lined up as seen here, the gravity of the sun plus the gravity of the moon cause _________ tides on Earth.

• low

• neap

• slow

• spring

Tags

NGSS.MS-ESS1-1

If you live in the southern hemisphere, what season would you be experiencing in position C this diagram?

• Fall

• Summer

• Winter

• Spring

Tags

NGSS.MS-ESS1-1

Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity keeps all of the planets in orbit around the sun. What does the force of gravity depend on?

• mass and weight

• weight and speed

• mass and distance

• speed and distance

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

The rotation is responsible for what we call _________; the tilt on the axis influences the ________.

• a day; a year

• a day; seasons

• a year; seasons

• a day; the phases of the moon

Tags

NGSS.MS-ESS1-1

Which position represents spring in the southern hemisphere?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-1

Both the Moon and the Sun influence the tides on Earth. The moon has a much greater influence though. Why is that?

• because the Sun is much less dense

• because the Sun is gaseous, not solid

• because the Sun is so far away from Earth

• because the Sun is less massive than the Moon

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS2-4

As the planets have larger orbits, what happens to their orbital speed around the sun?

• The larger planets further from the sun have greater orbital speeds.

• The orbital speeds remain the same regardless of distance from the sun.

• The orbital speeds of the planets decreases as they get further from the sun.

• The orbital speed depends on numerous factors not just distance from the sun.

Tags

NGSS.MS-PS3-1

______ tides, tides that are weaker than normal, happen when the Moon is at first or last quarter phase and the sun and moon interfere with each other.

• High

• Low

• Neap

• Spring

Tags

NGSS.MS-ESS1-1

The picture shows us how the Sun's rays strike Earth. Because of the Earth's tilt on its axis, some parts of Earth are having summer and others, winter. What letter or letters on the Earth are experiencing summer?

• B

• C

• B and C

• C and D

Tags

NGSS.MS-ESS1-1