The energy in the movement of galaxies is a kind of...
Responda
electromagnetic radiation
potential energy
kinetic energy
quanta
Questão 2
Questão
Radio waves, x-rays, and microwaves are all part of the [blank_start]electromagnetic[blank_end] spectrum
Responda
electromagnetic
Questão 3
Questão
As wave's energy increases, the wavelength [blank_start]decreases[blank_end]
Responda
decreases
increases
Questão 4
Questão
The energy of Gamma Rays are [blank_start]higher[blank_end] than the energy of visible light
The energy of Radio waves is [blank_start]lower[blank_end] than the energy of visible light
Responda
higher
lower
higher
lower
Questão 5
Questão
What is the energy in the coal before it is burned?
Responda
kinetic energy
chemical energy
potential energy
Questão 6
Questão
What is the energy in the moving train?
Responda
kinetic energy
potential energy
chemical energy
Questão 7
Questão
What is the energy stored in the train parked at the top of a hill?
Responda
chemical energy
kinetic energy
potential energy
Questão 8
Questão
The kinetic energy of an object depends on that object's speed and [blank_start]mass[blank_end]
Responda
mass
Questão 9
Questão
There are two kinds of nuclear reactions. In [blank_start]fission[blank_end], the parts of an atom's nucleus are shattered apart. In [blank_start]fusion[blank_end] two protons are joined together.
Responda
fission
fusion
Questão 10
Questão
A duck has the same mass on the moon as on the earth.
Responda
True
False
Questão 11
Questão
A duck has the same weight on the moon as on the earth.
Responda
True
False
Questão 12
Questão
All electromagnetic waves travel through space at the exact same speed.
Responda
True
False
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