High concentration and passive transport
Answer:
A
Explanation:
Thick clouds can trap lots of heat. This has a warming effect on earth.
Answer;
-Pure chemical substance and element
Explanation;
-Pure substances are substances that are made of only one type of atom or molecule.A pure substance can be either an element or a compound, but the composition of a pure substance doesn’t vary.
-An element is a pure substance that cannot be broken down into different types of substances by chemical means. All elements are pure substances. An element is composed of a single kind of atom. An atom is the smallest particle of an element that still has all the properties of the element.
-Tungsten is an element and therefore a pure substance.
Answer: D. Regulate the thalamus
Explanation:
The density of the water causes pressure, which causes water to move.
