Galactic fountains are an important way to explain _____.
a. the distribution of metals in and above the plane of the galactic disk
b. the nature of dark matter
c. the formation of the galactic disk from the first stages of our galaxy
d. the generation and support of spiral density waves
e. why the spiral arms are active sites of star formation
Question 2
The force due to the gravity between two objects depends on the ____,
a. combined mass and velocity of both objects
b. mass of each object and the distance between them
c. distance of each object from Earth and distance between them
d. speed of light and the distance of each object from Earth
e. mass of each object and the speed of light
Variation in climatic conditions result in geographic variation in the distribution of biome types a
The distribution of the tarsier.
Distribution of Aggregate Mining
Please fully explain in detail
The phenotypic distribution in a cross with two traits: seed color and seed shape. Plants in the F2
Distribution of dystrophin in muscle cells. (a) In normal muscle cells, all the dystrophin is locate