Label the seasons for each hemisphere for each position of the earth. The seasons are labeled (NH) for Northern Hemisphere and (SH) for Southern Hemisphere.

a

b

c

d

e

f

g

h

Summer (NH)

Fall (NH)

Winter (SH)

Fall (SH)

Spring (SH)

Spring (NH)

Winter (NH)

Summer (SH)

Tags

NGSS.MS-ESS1-1

The _____________ of Earth's rotational axis, combined with Earth's motion around the sun causes seasons to change.

• spin

• length

• shape

• tilt

Tags

NGSS.MS-ESS1-1

One ______________ is Earth's yearly orbit around the sun.

• revolution

• season

• cycle

• rotation

Tags

NGSS.MS-ESS1-1

Which model suggested that the Moon revolved around the Earth and that Earth and the other planets revolved around the Sun?

• Geo(earth)centric

• Helio(sun)centric

Which does NOT describe characteristics of planets?

• must be red

• have a mass larger than the total mass of all other objects

• have a nearly spherical shape

• must orbit the sun

______ are similar to planets but they do not have more mass than the objects in nearby orbits.

• Asteroids

• Comets

• Dwarf Planets

• Supernovas

Astronomers believe the solar system was created _____ billion years ago.

Tags

NGSS.MS-ESS1-2

______ are made of gas, dust  and ice and moves around the Sun in an oval-shaped orbit.

• Asteroids

• Meteors

• Meteorites

• Comets

What is the solar system?

• The sun

• The planets

• The sun and planets ONLY

• The sun, planets, and all other objects that orbit the sun

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

Why do the planets orbit the sun?

• They don't, the planets orbit the Earth

• Because Science

• The sun is so massive that it has a very large gravitational pull, which causes objects to orbit it

• Because they want to

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-PS2-4