Question 1

What is matter?

Accepted Answer

All material in the universe that has mass and occupies space

Answer

Energy

Answer

Thoughts

Answer

Time

Question 2

What does the law of conservation of matter state?

Accepted Answer

Matter can be transformed from one type of substance into others, but it cannot be destroyed or created.

Answer

Matter can be created but not destroyed

Answer

Matter can be destroyed but not created

Answer

Matter remains constant in a closed system

Question 3

What are atoms?

Accepted Answer

The smallest components that maintain an element's chemical properties

Answer

The building blocks of cells

Answer

The energy source of the body

Answer

The smallest components of the universe

Question 4

What are isotopes?

Accepted Answer

Atoms of the same element with different numbers of neutrons

Answer

Atoms of different elements

Answer

Atoms with different numbers of protons

Answer

Atoms with different numbers of electrons

Question 5

What is a compound?

Accepted Answer

A molecule composed of atoms of two or more different elements

Answer

A molecule composed of atoms of the same element

Answer

An element with high acidity

Answer

A solution with no chemical bonding

Question 6

What is a pH scale used to measure?

Accepted Answer

The acidity of solutions

Answer

The temperature of liquids

Answer

The electrical conductivity of materials

Answer

The density of substances

Question 7

What is an ion?

Accepted Answer

An atom that gains or loses an electron and becomes electrically charged

Answer

A molecule that shares electrons equally

Answer

A compound with a high pH

Answer

An unstable isotope of an element

Question 8

What are electrons?

Accepted Answer

Negatively charged particles surrounding the nucleus of an atom

Answer

Neutrally charged particles in the nucleus

Answer

Particles that make up protons

Answer

Positively charged particles in the nucleus

Question 9

What does the nucleus of an atom contain?

Accepted Answer

Protons and neutrons

Answer

Neutrons and electrons

Answer

Protons and electrons

Answer

Only protons

Question 10

What is a covalent bond?

Accepted Answer

A bond where electrons are shared between atoms

Answer

A bond where electrons are transferred between atoms

Answer

A bond where electrons are gained by atoms

Answer

A bond where electrons are lost by atoms

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