Matter and Its Interactions Unit Review 2024-25

Front

What is the formula for calculating density?

Back

mass ➗ volume = density

Front

Which type of change doesn't create a new substance?

Back

Physical change

Front

Who created the first periodic table?

Back

Mendeleev

Front

What state of matter is characterized by having a definite volume but no definite shape?

Back

Liquid

Front

How many protons are in an atom of Phosphorus, P?

Back

15

Front

What is the definition of matter?

Back

Anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, Liquid, Gas

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.