The energy in the movement of galaxies is a kind of...
Respuesta
electromagnetic radiation
potential energy
kinetic energy
quanta
Pregunta 2
Pregunta
Radio waves, x-rays, and microwaves are all part of the [blank_start]electromagnetic[blank_end] spectrum
Respuesta
electromagnetic
Pregunta 3
Pregunta
As wave's energy increases, the wavelength [blank_start]decreases[blank_end]
Respuesta
decreases
increases
Pregunta 4
Pregunta
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
Respuesta
higher
lower
higher
lower
Pregunta 5
Pregunta
What is the energy in the coal before it is burned?
Respuesta
kinetic energy
chemical energy
potential energy
Pregunta 6
Pregunta
What is the energy in the moving train?
Respuesta
kinetic energy
potential energy
chemical energy
Pregunta 7
Pregunta
What is the energy stored in the train parked at the top of a hill?
Respuesta
chemical energy
kinetic energy
potential energy
Pregunta 8
Pregunta
The kinetic energy of an object depends on that object's speed and [blank_start]mass[blank_end]
Respuesta
mass
Pregunta 9
Pregunta
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.
Respuesta
fission
fusion
Pregunta 10
Pregunta
A duck has the same mass on the moon as on the earth.
Respuesta
True
False
Pregunta 11
Pregunta
A duck has the same weight on the moon as on the earth.
Respuesta
True
False
Pregunta 12
Pregunta
All electromagnetic waves travel through space at the exact same speed.