When two atoms of Hydrogen combine together, or fuse, they make an atom of Helium.
Protein channels in the cell membrane
Answer: 6.3 * 10^15
Explanation:
wavelength = speed of light / frequency
so rewriting the equation gives frequency = speed of light / wavelength
so 3.0 *10^10 / 4.76 * 10^-6 = 6.3 * 10^15
Answer:
Image A
Explanation:
The hemisphere experiences summer when it is tilted towards the sun. Image a has the northern hemisphere tilted towards the sun.