If afirecracker converts chemical energy into vibrations in matter, then afirecracker converts chemical energy into what? Answer choices: - kinetic energy - electromagnetic energy - An object is seen - vibrations in matter - objects that have mass - harmful substances - The bending of a ray of light - Loud noises
vibrations in matter

If fire can be used to heat an egg, then what can fire be used to do to an egg? Answer choices: - kill them - Decorate it. - warmth - Create hydrogen sulfide. - It expands - Heat it. - Fertilize it. - protect them
Heat it.

If pigments are found in algae, then what are found in algae? Answer choices: - Energy. - pigments - bacteria - meat - melanin - blood - Energy - hydrocarbons
pigments