Which electromagnetic waves have the lowest frequencies
a)microwaves
b)radio waves
c)gamma rays
d)infrared rays

Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.