Matter and Atoms!

Neutrons have a Negative charge. True or False?

• True

• False

• Neutral

• Positive

What is the significance of the Atomic Mass?

• It is the total number of protons in an atom.

• It is the weighted average mass of an atom's isotopes.

• It represents the number of electrons in an atom.

• It is the mass of an atom's nucleus only.

Tags

NGSS.MS-PS1-5

What is the charge of a Proton?

• Negative

• Neutral

• Positive

• Variable

What is a Molecule?

• A group of atoms bonded together.

• A single atom of an element.

• A mixture of different substances.

• A type of chemical reaction.

Tags

NGSS.MS-PS1-1

What is the difference between an Element and a Compound?

• 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.

• An Element can be broken down into simpler substances, while a Compound cannot.

• An Element is a mixture of different atoms, while a Compound is a single type of atom.

• An Element is always a solid, while a Compound can be a solid, liquid, or gas.

What does the Law of Conservation of Matter state?

• Matter can be created but not destroyed.

• Matter can be destroyed but not created.

• Matter can't be created nor destroyed.

• Matter can change forms but not quantity.

Tags

NGSS.MS-PS1-5

What is an Atom?

• A subatomic particle found in the nucleus of an atom.

• The basic unit of a chemical element.

• A type of molecule that contains two or more atoms.

• A form of energy that can be harnessed for power.

Tags

NGSS.MS-PS1-1

What are the three states of matter?

• Solid, Liquid, and Gas

• Solid, Liquid, and Plasma

• Solid, Gas, and Vapor

• Liquid, Gas, and Mist

What particles are found in the nucleus of an atom?

• Electrons and Protons

• Protons and Neutrons

• Neutrons and Photons

• Electrons and Neutrons

Tags

NGSS.MS-PS1-1

What is a Chemical Reaction?

• A process that leads to the transformation of one set of chemical substances to another.

• A method of separating mixtures into their individual components.

• A technique used to measure the temperature of a substance.

• A way to increase the pressure of a gas without changing its volume.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-5