Biology Quiz Chapter 2

The physical stuff that makes up everything in the universe is known as

• mass

• elements

• matter

• energy

Which of the following is not a smaller part of an atom?

• nucleus

• ion

• proton

• electron

A compound held together by opposite electrical charges is a(n) ______________________ compount.

• covalent

• ionic

• molecular

• electrical

Temperature is a measurement of

• the amount of matter in an object

• how much energy an object has

• the amount of energy stored in chemicals

• the speed of moving particles

An ion is

• an atom with more protons than electrons

• an atom with more electrons that protons

• either A or B

• neither A nor B

A pure substance made of only one kind of atom is a(n)

• element

• ion

• neutron

• chemical

the tendency of energy to spread out

• matter

• entropy

• acid

• base

a substance that produces hydrogen ions in solution

• matter

• entropy

• acid

• base

the physical stuff that makes up the universe

• matter

• entropy

• acid

• base

a substance that produces hydroxide ions in solution

• matter

• entropy

• acid

• base