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Fysik Keywords

Horizontales
used to measure radiation
Expansion of space and time
when the earth is between the moon and the sun and blocks the moon
Seventh planet in the solar system
the particles/energy released by an unstable nucleus
Low ionizing radiation made up of electromagnetic waves
When a neutron splits a heavy nucleus into two parts and more neutrons are released
time taken for earth to revolve around the sun
earth is in the center of the universe
First planet in the solar system
radiation that is found from natural sources all around us
Time taken for the earth to rotate
High ionizing radiation made up of a helium nucleus
a big rock that is found somewhere in space (mostly between mars and jupiter)
When the meteor falls on Earth
Many stars grouped together
A object that has its own gravitation but not big enough to be a planet
Fifth planet in the solar system
atoms of the same element with same number of protons (atomic number) but different number of neutrons (mass number)
Verticales
Second planet in the solar system
Medium ionizing radiation made up of a high speed electron
A small piece of ice and dust with a tail
A huge cloud of hydrogen gas
particles in the nucleus of an atom without any charge
sun is in the center of the solar system
A small part of an asteroid that flies around in space.
When a star runs out of fuel and explodes
positive charge particle in the nucleus of an atom
negative charge particles in the shells around the nucleus
Eighth planet in the solar system
when the moon is between the earth and sun and blocks the sun
Third planet in the solar system
every 4 years we have an extra day (366 days in a year)
The galaxy we live in
when two light nuclei (hydrogen) combine to form a heavier nucleus (helium)
The streak of light when a meteoroid burns in the atmosphere
Sixth planet in the solar system
Fourth planet in the solar system