Biology Quiz Ch2

What is matter?

• Anything that has mass and takes up space

• Anything that can move

• Anything that produces energy

• Anything that is visible

What are atoms?

• The largest particles of an element

• The smallest possible particles of an element

• Particles that have no charge

• Particles that orbit the nucleus

Which particles inside the nucleus of an atom have a positive charge?

• Neutrons

• Electrons

• Protons

• Molecules

What is the study of matter and the changes it undergoes called?

• Biology

• Physics

• Chemistry

• Astronomy

What is energy?

• The material stuff in the universe

• The ability to do work

• The smallest particle of an element

• The force that holds atoms together

What type of energy does a ball have when it is rolling down a hill?

• Potential energy

• Mechanical energy

• Kinetic energy

• Chemical energy

What is potential energy?

• The energy an object has because it is moving

• The stored energy based on position and the forces acting on it

• The energy that holds atoms together

• The energy produced by chemical reactions

What are elements?

• Substances made up of only one kind of atom

• Substances made up of multiple kinds of atoms

• Particles that orbit the nucleus

• Particles that have no charge

What is a molecule?

• A particle that consists of 2 or more atoms held together by a chemical bond

• A particle that has no charge

• A particle that orbits the nucleus

• A particle that is the smallest possible part of an element

What does mechanical energy represent?

• The energy an object has because it is moving

• The stored energy based on position and the forces acting on it

• The combined total of both kinetic energy and potential energy within a system

• The energy produced by chemical reactions