You are given a cube with a length of 2.5 a width of 2.5 cm and a height of 2.5 cm you place it on a scale and its mass is 295g calculate the density

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

  the mississippians were considered to be  horticulturalists, which means they were

If a sample of radioactive isotopes takes 600 minutes to decay from 400 grams to 50 grams, what is the half-life of the isotope?