What color will star a be?
blue
red
white
yellow

Lx bxh

Amicroscope, because these cells are so small that you would not be able to see them, or what they attack without it.

Year  1936,  lehman predicted that the earths 'inner core' is solid. she observed that the seismic signals during her study were bent and did not pass through instead bouncing back. later it was confirmed that the earth's inner core was solid made up of nickel-iron and had a molten outer core.

Gotta have a picture ^^