Solar System Composition
True or false? The distance between planets and sizes of the planets vary greatly.
True!
True or false? Technological advances, breakthroughs in interpretation, and new observations continuously refine our understanding of the Earth and solar system.
True!
Match the description to the correct planet
Closest to the sun, Second smallest, No moons, No atmosphere, MANY craters
Mercury
Define an asteroid
Rocky debris revolving around the sun, mostly in asteroid belt
What are the two major elements in our atmosphere?
Nitrogen and Oxygen
The outer, gas planets are very _______, and the four inner planets are comparatively ________ and ________.
The outer, gas planets are very large, and the four inner planets are comparatively small and rocky.
Who invented the modern telescope?
Galileo
Match the description to the correct planet.
Largest, 1400 Earths could fit inside, Faint rings, Red spot= hurricane, 26 moons, Redish orangish
Jupiter
a small, frozen object made of dust, rock, and ice that orbits the Sun
As altitude increases in the atmosphere, air pressure (increases/decreases).
As altitude increases in the atmosphere, air pressure decreases.
What two things are the forces that keeps the planets in motion around the sun?
Gravity and Inertia
What invention provided powerful and confounding observations that rapidly challenged the Earth-centered model?
The telescope
Match the description to the correct planet.
Blue, White spot=storm, 11 moons
Neptune
Chunks of rock or dust in space, 3 types - meteoroid, meteor, and meteorite
Petroleum, biomass, coal, natural gas, and sunlight
Petroleum, coal, and natural gas
Gravitational attraction depends on the ________ and _________ of interacting objects.
Gravitational attraction depends on the masses and distances of interacting objects.
Galileo's invention of the modern telescope proved that the ______ was at the center of our solar system.
Sun
Match the description to the correct planet.
Earth's twin, Atmosphere= carbon dioxide and sulfuric acid, Yellow due to sulfuric acid, No moons, Greenhouse effect= very hot
Venus
What is a dwarf planet?
objects that orbit the Sun, and are nearly round, but have not been able to clear their orbit of debris.
What causes tides?
Gravity between the sun, moon, and Earth
The solar system consists of several things. List off these 8 features.
Sun, Moon, Earth, other planets, moons, meteors, asteroids, and comets.
What developments have increased our knowledge and understanding of the solar system?
-New technology over the last half-century (e.g., manned and robotic spacecraft, powerful Earth-based and space telescopes, and computer analyses of huge data sets)
-mathematical physics provided a scientific explanation for the motion of the nearby planets
Match the description to the correct planet.
Surface is red/ yellow from iron oxide, Ice caps, Water or wind caused surface erosion, Thin atmosphere, 2 small moons
Mars
List off the dwarf planets
Ceres, Pluto, and 2003 UB313
What is the transfer of heat through direct touch?
Convection, radiation, or conduction?
Conduction