A rock found on Earth that crashed down from space is called ________.
A) an impact B) an asteroid C) a meteor D) a meteorite
Question 2
How would you expect a star that formed recently in the disk of the galaxy to differ from one that formed early in the history of the disk?
A) It should have a higher fraction of elements heavier than hydrogen and helium.
B) It should be much brighter.
C) It should be higher in mass.
D) It should orbit the galactic center at a much higher rate of speed.
E) All of the above would be expected.
A comparison between chromosomes found in a normal human cell and a cancer cell from the same person
From space earth shows itself as a planet covered mostly by water.
Dish from Ecuador called "Cuy"
A subdural hematoma. A meningeal vein is ruptured and blood has accumulated in the subdural space, p
James A. Garfield lies mortally wounded. After failing to locate the bullet, surgeons called in Alex
Earth’s Spheres