What is the primary reason the narrator wants to build a rocket?

• To start a new business

• To compete in a science fair

• To explore the galaxy

• To travel to another country

What is the melting point of water?

• 100 degrees Celsius

• 0 degrees Celsius

• 212 degrees Fahrenheit

• 32 degrees Fahrenheit

What is the boiling point of water in degrees Celsius?

• 32

• 100

• 0

• 212

Which of the following is NOT a physical property of matter?

• Color

• Reactivity

• Shape

• Texture

What does solubility refer to?

• The ability to change state from solid to liquid

• The ability to attract magnets

• The ability to change color

• The ability to dissolve in another substance

Which metal is mentioned as being magnetic?

• Copper

• Lead

• Aluminum

• Iron

What is a chemical property?

• A characteristic observed without changing the matter

• A characteristic only observed when the matter changes

• A property that describes the solubility of matter

• A property related to the color and shape of matter

What happens during a chemical reaction?

• The matter forms a new substance

• The matter changes color

• The matter changes state

• The matter dissolves in water

Which property is important to consider for the materials used in a rocket to avoid combustion?

• Magnetism

• Solubility

• Flammability

• Density

What does reactivity describe in terms of chemical properties?

• The resistance to magnetic forces

• The likelihood of a substance to undergo a chemical change

• The ability to dissolve in liquids

• The ability to change color when heated