Forces and Energy in the sun, solar system, galaxy, and universe

36 terms by cali270 

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conservation, energy

explain that when energy is transferred from one system to another, the total quantity of energy does not change. this is called ____________ of ________________.

fusion

the sun produces a lot of energy from the process of ____________.

hydrogen, energy

fusion is the process of combining__________ atoms to together to release _____________.

matter, energy, matter, energy

the total amount of____________ and __________ before fusion is the same as the amount of _____________ and ____________ after fusion takes place.

radiation

energy from the sun is brought to the earth through _________________.

heat, light

____________ and ___________ are both forms of radiation.

convection, rises

energy on the sun is brought up through its layers through ___________ because hot material ___________ over cool material.

core, fusion

the energy starts in the __________ where _______ takes place and moves outward.

hit, energy, conduction

as the particals (atoms) __________ each other in the sun, they pass their _________ on and this is called ___________.

energy, light, medium

the _________ in the form of _________ does not need a ___________ (material) to get to earth.

sound, meium, hear, medium

_____________ waves need a _________ (material) to travel through so we cannot __________ the processes taking place on the sun because there is no ____________ (material) between us.

solar wind, poles, magnetic fields

the particles that come from the sun in the form of _________ are directed to the _________ of the earth because of the _________________.

gravitatinal, mass

the __________ forces exist between all objects with ___________.

gravitational force, planets

the ____________ hold our solar system (our neighborhood of _____________) together.

gravity, stars

the ________ hold or galaxy (our neighborhood of __________) together.

fusion

process that releases energy when hydrogen atoms are smashed together with other hydrogen atoms to release energy and produce helium.

hydrogen

simplest atom --#1 on periodic table.

helium

#2 on the periodic table.

radiation

the process in which energy is transmitted as particles or waves.

covection

the process in which hot (less dense) material rises above cooler msterial.

conduction

the process in which energy is passed on by particles hitting particles.

medium

substance.

solar wind

particles thrown out by the sun.

proment

firey arch of particles which are thrown out of the sun and then pulled back by the magnetic and gravitational forces of the sun.

photoshpere

the surface of the sun.

corona

the outer layer ("crown") of the sun.

sun spots

cooler spots on the sun which appear to be darker than the surrounding areas.

solar system

our neighborhood of 8 planets (poor pluto) with one star. (sun)

inner planets

mercury, venus, earth, mars.

gas giants

jupiter, saturn, uranus, and neptune.

galaxy

a neighborhood of stars.

milky way

our galaxy which is a spiral galaxy.

galaxy arm

in a spiral galaxy this group of stars spin in an "arm" formation.

universe

all matter and space that we know to exist.

8.5 minutes

the time it take light to reach the earth from the sun.

avarage

the sun is not super big or small compared to other stars in the universe.

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