Vocab
What is the meaning of Igneous
Formed from cooled magma/lava
Which process is responsible for forming metamorphic rock?
Heat and pressure
Which organism is always found at the base of a food web?
Producer
What law explains why the mass of reactants equals the mass of products?
Law of Conservation of Mass
What kind of relationship benefits both organisms?
Mutualism
What is the meaning of Sedimentary
Formed from compacted and cemented sediments.
What kind of rock forms from cooled lava?
Igneous
What is a food web
A system that connects food chain into one.
What kind of reaction absorbs heat from its surroundings?
Endothermic
A hawk eating a rabbit is an example of_______.
Predator-prey
What is the meaning of Population Changes
Influenced by availability of food, predators, and environment.
What is the main product of photosynthesis that stores energy?
Glucose
Which of the following is a sign of a chemical change?
Color change after mixing substances
Which is a chemical property?
Reactivity with acid
What happens if producers are removed from a food web?
Consumers lose their energy source
What is the meaning of Chemical Properties
Observed when a substance changes (flammability, reactivity)
Which organelle performs photosynthesis?
Chloroplast
What happens to atoms during a chemical reaction?
They rearrange into new substances
A pure substance has_________.
A consistent melting point
Which organism uses sunlight to make food?
Grass
What is the meaning of Metamorphic
Formed under heat and pressure.
What is the correct equation for cellular respiration?
Glucose + O₂ → CO₂ + water + energy
Decomposers help recycle matter by____________.
Breaking down dead organisms
A cold pack gets colder after chemicals are mixed. What kind of reaction is it?
Endothermic
Why is photosynthesis important to ecosystems?
It provides oxygen and food