how do planets compare in size with the sun?

HOW DO PLANETS COMPARE HOW DO PLANETS COMPARE IN SIZE WITH THE SUN?IN SIZE WITH THE SUN?

Objective:To learn about the planets of our solarsystem.

RESEARCH: RESEARCH: listed in order from the sun:listed in order from the sun:

Mercury:Tiny, cratered, no atmosphere, no satellites,hot.

Venus:Earth’s twin in size and mass, clouds that trap heat (hottest planet), volcanoes, no satellites.

Mercury and VenusMercury and Venus

Earth: atmosphere of O2, 1 satellite (moon), water, moderate temps.

Mars:2 satellites, thin atmosphere (cold), red soil (iron), dormant volcanoes.

ASTEROID BELT: separates ASTEROID BELT: separates inner and outer planets.inner and outer planets.

Jupiter: 20+ satellites including the 4 Gallilean 20+ satellites including the 4 Gallilean moons, Great Red Spot (storm), moons, Great Red Spot (storm), largest, cloud cover, dusty rings.largest, cloud cover, dusty rings.

Saturn: 20+ satellites, rings are 100 ft. thick, 20+ satellites, rings are 100 ft. thick, one moon (Triton) has None moon (Triton) has N22-based -based

atmosphere.atmosphere.

Jupiter and SaturnJupiter and Saturn

Uranus: 15+ satellites, 9015+ satellites, 90oo tilt, rings. tilt, rings.

Neptune: 8 satellites, Great Dark Spot, rings.8 satellites, Great Dark Spot, rings.

Uranus and NeptuneUranus and Neptune

1 satellites, frozen water and methane.1 satellites, frozen water and methane.Pluto:

THE SOLAR SYSTEMTHE SOLAR SYSTEM

ACTIVITY: ACTIVITY: 1 mm = 10,000 miles!1 mm = 10,000 miles!

Sun: use compass, yellow paper 86.6 mm (8.7cm)Sun: use compass, yellow paper 86.6 mm (8.7cm)Mercury:Mercury: dotdot .31 mm .31 mmVenus: Venus: dotdot .77 mm .77 mmEarthEarth dotdot .80 mm .80 mmMarsMars dotdot .42 mm .42 mmJupiterJupiter green papergreen paper 8.9 mm 8.9 mmSaturnSaturn red hole punch red hole punch 7.15 mm 7.15 mmUranusUranus pink paperpink paper 3.2 mm 3.2 mmNeptune Neptune blue paperblue paper 3.1 mm 3.1 mmPlutoPluto dotdot .36 mm .36 mm

Diameter of Planet (mm)

TITLE OF MODELTITLE OF MODEL

Scale Model: Sizes of Planets in the Scale Model: Sizes of Planets in the Solar System* Solar System*

*Distances not to scale*Distances not to scale