On earth there are 500,000 earthquakes a year. what is the cause of these earthquakes

Describe pasteur’s results and how they disprove spontaneous generation.

The cluster of developing cells from conception until birth is called an

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d