Solar System

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solar system

Back 1

a group of planets that revolve (orbit) around a star

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a one-way trip

Back 2

Going from point A to point B in one direction only... not returning back to point A

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a satellite

Back 3

an object that orbits around another object .

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prior knowledge

Back 4

facts and information on a topic that is known before a reader reads something new on that same topic

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to revolve

Back 5

to go around in an orbit

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an orbit

Back 6

a circular path around an object; the earth is in orbit around the sun.

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to rotate

Back 7

To turn in a circle around an axis. The earth rotates once every 24 hours.

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an axis

Back 8

Imagine a pencil piercing an apple all the way through the center of an apple. That pencil represents the axis of the apple.

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a diameter

Back 9

A spherical object has a diameter. The diameter is the distance that stretches from one side of a sphere (a round-shaped, 3D object) to the other side of the sphere.

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a sphere

Back 10

a round, 3D object

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astronomy

Back 11

the study of stars and planets

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Earth

Back 12

the planet on which we live

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spherical

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This describes an object that has a round shape and is three dimensional.

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twinkle

Back 14

a light that goes off and on rapidly

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ozone

Back 15

the layer in the atmosphere containing molecules wih three oxygen atoms.

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asteroids

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small, minor planets in our solar system

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atmosphere

Back 17

A mixture of gases that surrounds the Earth or any other planet.

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ozone

Back 18

the layer in the atmosphere containing molecules wih three oxygen atoms.

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asteroids

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small, minor planets in our solar system

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atmosphere

Back 20

A mixture of gases that surrounds the Earth or any other planet.

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a solar wind

Back 21

The movement of gases from the surface of the sun into outer space. Some of these gases travel all the way to the Earth.

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a planisphere

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a map of the sky that can show the positions of the stars at different times.

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a pattern

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AABAAB
ABCCABCC
yes yes NO yes yes NO yes yes NO

A pattern is a repeating visual or letter sequence.

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a constellation

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a group of stars taht forms a pattern in the night sky

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a star

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a huge globe of hot gases that shines by its own light

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the 'morning' star

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a very bright star that's only visible at certain times on the eastern horizon, just before the Sun rises.

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the horizon

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the line where the sky meets the earth

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celestial object

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any nonliving thing in outer space such as a planet, a star, a comet, a moon, an asteroid

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the horizon

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the line that forms the boundary between the sky and the earth

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a constellation

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a group of stars that form a pattern in space

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a reflecting telescope

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uses mirrors to see an object far away

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gravity

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a natural force that causes objects to move towards a planet's center

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ozone

Back 33

layer in the atmosphere containing molecules of three oxygen atoms

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Jovian

Back 34

adjective describing things related to JUPITER. example: There are sixteen jovian moons.

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an orbit

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A path followed by a planet around another object in space

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twinkle

Back 36

shining with a flickering, unsteady light

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elliptical

Back 37

an oval shape

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stars

Back 38

balls of gas that give off gas and light and heat

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celestial body

Back 39

any nonliving object in outer space such as a planet, a star, a comet, a moon, an asteroid

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a refracting telescope

Back 40

uses lenses to magnify an object