Science Flashcards

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1
Q

Astronomy

A

Study of objects/motions in space

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2
Q

Asteroid

A

a small rocky body orbiting the sun Tr

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3
Q

Big Bang Theory

A

A Theory on how Earth was made

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4
Q

Comet

A

a celestial object when near the sun, has a “tail” of gas and dust particles pointing away from the sun

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5
Q

Eccentricity

A

degrees of roundness of an object’s orbit

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6
Q

Ellipse

A

Closed Curve around 2 Foci

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7
Q

Foci

A

fixed points

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8
Q

Meteor

A

A celestial Object that enters the Earth’s atmosphere

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9
Q

Nuclear Fusion

A

The Process that causes stars to create energy

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10
Q

Red Shift

A

Proof Objects are moving away from Earth

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11
Q

Revolution

A

The movement of an object around another object

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12
Q

Rotation

A

the action of rotating around an axis or center

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13
Q

Solar System

A

the collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets

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14
Q

Star

A

a fixed luminous point in the night sky

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15
Q

Universe

A

all existing matter and space considered as a whole; the cosmos

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