Chemistry
What happens to atoms during a chemical reaction?
What is: They get rearranged to form a new substance.
What is the main source of energy on Earth?
What is: The sun
What gas to plants take in during photosynthesis?
What is: Carbon dioxide?
What role do decomposers play?
What is: They break down dead organisms.
Name 3 natural resources we can find IN the ground.
What is: Natural gas, (crude) oil and coal
What is the smallest unit of an element?
What is: An atom
Why do we need food?
What is: To break it down so our body can produce energy!
Carbon dioxide, water, and sunlight
What is: What are the reactants of photosynthesis?
A food chain shows
What is: How energy moves through organisms.
Why are fossil fuels considered nonrenewable?
What is: They cannot be replaced fast enough
Which particle has a negative charge?
What is: An electron?
What gas is needed for your body to make energy?
What is: Oxygen
Oxygen & Glucose
What is: What are the reactants of photosynthesis?
In a food web, producers are always found at the ____ of the food web.
What is: at the bottom.
What is a greenhouse gas?
What is: A gas that traps heat, ultimately raising Earth's temperature.
Which particle has a positive charge?
What is a: Proton
What part of our body is known as the "power house"?
What is the "mitochondria"?
The rose
What is: The most popular flower in the U.S.
Who has the least amount of energy in a food web?
What is: At the top/apex predator/tertiary predator
Why are trees important to Earth?
What is: They produce oxygen AND they remove/bring in carbon dioxide.
Energy cannot be created nor destroyed. This idea is called:
What is: The Law of Conservation of Mass.
What happens to energy that is not used right away?
What is: It is stored as fat?
During photosynthesis, plants use carbon dioxide, water, and sunlight to produce:
What is: Oxygen and glucose
Which level of a food chain has the most energy?
What is: A producer.
How can humans reduce their carbon footprint?
What is: By using less energy, driving less, and using renewable energy.