A dog's sense of smell has improved since being domesticated because C) Humans have bred them to have a strong sense of smell.
Answer:
potential energy is stored energy and the energy of position.chemical energy is energy stored in the bonds of atoms and molecules.
Explanation:
I think this is the answer
<span>Because as you get closer to the surface of the earth, the more air that is on top of you. At the top of the atmosphere, there is no air, and everything is a vacuum, where you have no weight. </span>
Answer:
In an organ, different tissues work together to carry out a particular function. These are the main organs, as well as their primary function:
The brain controls thoughts, memory and other organs.
The heart pumps blood around the body.
The lungs separate oxygen from the air and remove carbon dioxide from the blood.
The stomach helps to digest food.
The intestines absorb nutrients from food.
The liver removes poisons from the blood.
The kidneys filter blood and produce urine.
The bladder stores urine.
The skin protects and contains the other organs.
Answer:
C
Explanation:
The correct answer would be that <u>in science, a theory is well supported by observations and/or experimental data.</u>
<em>Theories are usually derived from testing hypotheses. Untested statements from observations are referred to as theories. When hypotheses are tested using a series of independent experiments and found to be true, they become theories.</em>
<em>Hence, theories are well supported by observations and data in science. A theory remains accurate for as long as there are no contradictory findings to it. Theories can, however, be modified once there are data to back them up.</em>
The correct option is C.
