What enables a fish to float up and down in the water

The Andromeda galaxy lies about 2.5 million light-years away. To what distances do the angular resolutions of SST (3"), HST (0.05"), and a radio interferometer (0.001") correspond at that distance?

Compared to Jupiter, Saturn's atmosphere is more uniform with no significant variation in color in the lower cloud levels. much thicker causing the visibility of the lower layers to be reduced. more calm with fewer disturbances or storms.

A rabbit hops 50 m to the south in 5 seconds

A ship is floating on a lake. Its hold is the interior space beneath its deck; the hold is empty and is open to the atmosphere. The hull has a hole in it, which is below the water line, so water leaks into the hold.

Choose all the answers that apply. A karyotype for Pat Williams shows a mutated X chromosome, but a normal Y chromosome. What is Pat? male female a carrier for a sex-linked disorder a person with a sex-linked disorder

If the length of one side of a square is 12.0 m, what is the perimeter of the square?

What happens if a hypothesis is not supported?

a group of elements that stretch bend and conduct heat and electricity

A rectangular block has dimensions 2.9 cm x 3.5 cm x 10.0 cm. the mass of the block is 615.0 g. what is the volume and density of the block? (answer it with correct numbers of significant figures)

Which of the following are products of cellular respiration? Sunlight Oxygen ATP Water Carbon Dioxide