Last of Matter Fast & Curious

Front

What is the chemical formula for water?

Back

H₂O

Front

What property is calculated by dividing the mass of an object by its volume?

Back

Density

Front

What is a mixture of atoms/elements?

Back

A combination of two or more different types of atoms or elements that are not chemically bonded.

Front

What is the term for a process where heat energy is absorbed, leading to a less ordered state?

Back

Endothermic process.

Front

What is the process called when a liquid changes to a gas?

Back

Evaporation.

Front

What is the definition of density?

Back

Density is the mass of an object divided by its volume.

Front

What happens during condensation?

Back

A gas changes into a liquid.

Front

What is the difference between a compound and a mixture?

Back

A compound is a substance formed when two or more elements are chemically bonded, while a mixture is a combination of substances that are not chemically bonded.

Front

What is an example of an endothermic reaction?

Back

Photosynthesis, where plants absorb heat energy from sunlight.

Front

What is the boiling point of water at sea level?

Back

100°C (212°F).