To conduct experiments and make observations in an organized way.
What is an atom?
The basic unit of matter, consisting of protons, neutrons, and electrons.
What is the process of photosynthesis?
The process by which plants convert sunlight into energy, producing oxygen as a byproduct.
What is the function of a mitochondria?
To produce energy for the cell through cellular respiration.
What is the purpose of a control group in a scientific experiment?
To provide a standard for comparison, allowing researchers to determine the effect of the independent variable.
What is the greenhouse effect?
The trapping of heat in the atmosphere by certain gases, such as carbon dioxide, leading to an increase in global temperature.
What is the difference between weather and climate?
Weather refers to the short-term conditions of the atmosphere at a specific location, while climate refers to the long-term patterns of weather in a region.
What is the function of red blood cells?
To carry oxygen from the lungs to the body's tissues.
What is the law of conservation of energy?
Energy cannot be created or destroyed, only transferred or transformed from one form to another.
What is an ecosystem?
A community of living organisms interacting with each other and their environment.
What is the process of condensation?
The change of a substance from a gas to a liquid state.
What is the purpose of a telescope?
To observe distant objects in space by collecting and focusing light.
What is the role of an enzyme in a biological reaction?
To speed up the reaction by lowering the activation energy required.
What is the difference between a herbivore and a carnivore?
A herbivore eats only plants, while a carnivore eats only meat.
What is the function of the nervous system?
To coordinate and control the body's actions and responses to stimuli.