A 120 v 75 w light bulb is shining in your room. what is the resistance of the light bulb

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)

Ascientific blank must be testable and capable of being proven false?