Solids, liquids and gas

What is matter?

• Only liquids and gases

• Only objects we can see

• Only solids

• Anything that occupies space and has mass

What are atoms compared to in the text?

• Building blocks

• Water molecules

• LEGO blocks

• Ice particles

Why does ice float?

• It's a solid

• It's made of water

• It's colder than water

• Its molecules are less densely packed than in liquid water

What state of matter is water vapor?

• Gas

• Plasma

• Liquid

• Solid

What allows gases to be compressed more easily than liquids or solids?

• They are visible

• Their molecules are more spread out

• They are heavier

• They are always colder

What is a characteristic of a liquid?

• It can't be compressed

• It takes the shape of its container

• It can't change shape

• It's always visible

What is not a state of matter mentioned in the text?

• Solid

• Liquid

• Plasma

• Diamond

What technology helped discover the Bose-Einstein condensate?

• Telescopes

• Microscopes

• Computers

• Advanced cooling systems

What is the smallest unit mentioned that matter can be broken down into?

• Atoms

• Particles

• Molecules

• Cells

What is unique about water compared to most other substances?

• It can exist as a solid, liquid, and gas

• It is always a liquid

• It is invisible in its solid state

• It cannot be compressed