Which best describes what einstein’s theories tried to explain?
the creation of the universe
evolution and human development
how the physical world functions
the possibility of time travel

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?

)consider two positively charged particles, one of charge q0 (particle 0) fixed at the origin, and another of charge q1 (particle 1) fixed on the y-axis at (0,d1,0). what is the net force f⃗ on particle 0 due to particle 1?

X-ray crystallography is used to see the structure of molecules. scientists have used the technique to find the structure of cholesterol an important biological molecules knowledge of a structure of cholesterol is because it may affect?