Avery and Aiden are on a treasure hunt! They need to find something solid to unlock the next clue. Which of the following should they pick?

• Rock

• Water

What is an atom?

• A compound

• The smallest unit of an element

What state is water in at 0°C?

• Solid

• Plasma

Imagine you're at a magical science fair with Isla, Priya, and Aria. Which of the following processes is like a potion turning from liquid to an invisible gas?

• Melting

• Evaporation

When water boils, it changes from which state to which state?

• Liquid to gas

• Gas to liquid

Which of the following processes is the transition from gas to liquid?

• Condensation

• Melting

At what temperature does ice melt?

• 0°C

• 100°C

Imagine you're a tiny explorer like Lily, diving into the world of atoms! What fascinating components would you find inside an atom?

• Neutron, electron, ion

• Proton, neutron, electron

When water condenses, it changes from which state to which state?

• Gas to liquid

• Solid to liquid

Which state of water can be compressed?

• Gas

• Solid