Science Quiz

Which subatomic particle defines the identity of an element?

• Proton

• Neutron

• Electron

• Nucleus

Which of the following best describes a molecule?

• A single atom with no charge

• Two or more atoms chemically bonded together

• A charged particle

• A group of isotopes

Tags

NGSS.MS-PS1-1

What is the smallest particle of a compound that retains its properties?

• Atom

• Molecule

• Ion

• Proton

Tags

NGSS.MS-PS1-1

Which of the following is a pure substance?

• Air

• Water (H₂O)

• Saltwater

• Sand

What type of bond forms when atoms share electrons?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

Tags

NGSS.HS-PS1-1

Which phase of matter has a definite shape and volume?

• Solid

• Liquid

• Gas

• Plasma

Which phase of matter can conduct electricity due to the presence of free ions and electrons?

• Solid

• Liquid

• Gas

• Plasma

In which phase do particles have the least amount of kinetic energy?

• Solid

• Liquid

• Gas

• Bose-Einstein Condensate

What is a unique property of a liquid compared to a solid?

• Liquids are compressible.

• Liquids have a fixed shape.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to the kinetic energy of particles when a substance transitions from liquid to gas?

• It decreases.

• It remains constant.

• It increases.

• It becomes zero.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4