Einsteins equation E=mc2 relates to matter-energy equivalence
Parallax: An apparent shift of an object due to the observers change in
Gravity is the most predominant of the four fundamental forces on a cosmic
Kilometer = 1,000 meters
Copernicus heliocentric model failed to work as well as it might it might to
predict the positions of the planets because Copernicus insisted the orbits
One of Tycho Brahes major contributions to astronomy was to prove a
In materials like glass or water the speed of light is reduced.
Radio waves range in wavelengths from millimeters to hundreds of meters.
Statements thats true: even though x-rays have higher energy, they move
with the same speed as that of visible light.
Einsteins equation E=mc2 relates to:
An apparent shift of an object due to the observers change in position
The most predominant of the four fundamental forces on a cosmic scale is:
A kilometer is:
Using interferometry, scientists can use a few smaller telescopes to take images
with the same resolution as a much larger telescope.
A warm dust cloud in which stars are forming would be best observed with an
A galaxy with almost no s
Inertia: property that summarizes bodys tendency to stay in the state of rest
True statements about newtons first law of motion:
A body at rest stays at rest unless a forces is applied to it
A body in motion stays in motion unless a force is ap