planetary objects
Vocab
Kepler
Rotation&Revolution
Energy&Radiation
100

What is the 3rd closest planet to the sun?

Earth

100

When to objects balance but not necesserily in the middle

Barycenter 

100

What did Kepler conclude?

That all the planets revolve the sun in an eliptical orbit

100

Earth rotates on its ____

Axis

100

_____ is when 2 atoms unite under heat and pressure

Fusion

200

_____ ______ are not considerd planets because they do not clear the neighborhood.

Dwarf planets

200

How cylindrical a planets orbit is.

Eccentricity

200

What is his first law?

Law of orbits

200

________ gives us 365 days

Revolution

200

_____ is the release of heat causing atoms to split

Fission

300

_____ is the biggest planet.

Saturn

300

When the Earth wobbles around the precessional axis

Notation 

300

What is his second law?

Law of planetary motion

300

We have 5 seasons becaue of earths ______ and its _____

revolution,tilt

300

We get energy from ___ ___.

The sun

400

Uranus has __ _____

13 rings

400

when the Earth rotates around the axis

Precession

400

What was his third law?

law of planetary motion

400

Earth only has one ____

Moon

400

which form of radiation causes sun burns

Ultraviolet adiation

500

_____ has 13 moons.

Neptune

500

form of energy that includes radio waves,microwaves, x-rays,and gamma rays

EM Radtiation

500

What is the equation is used to figure out the time it takes to orbit the semi axis


500

the 3 main theorie of how our moon formed ar _______ ______,______ _______, and _______ ____ ______

Capture theory,Co-Creation theory,Giang Impact theory

500

the layer of Earth that is a protective berrier.

Ozone layer

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