understanding science
The investigation and exploration of natural events
What is Science?
any factor in an experiment that can have more than one value
What is a variable?
This is the basic unit of life.
What is a cell?
Can grow, develop, respond to environment, and use energy
What is a living thing
The place where an organism lives and provides the things it needs to survive.
What is a habitat?
the act of using one or more of your five senses to gather information and taking note of what occurs.
What is an observation?
The steps scientists use to ask questions, test ideas, and draw conclusions.
What is the scientific method?
These types of organisms are made of only one cell.
What are unicellular organisms?
Lipids, nucleic acid, protein, and carbohydrates
What are macromolecules
All the living and nonliving things that interact in an area make up this.
What is an ecosystem?
A possible explanation to a scientific question that can be tested.
What is a hypothesis?
the variable you will observe and measure
What is a dependent variable?
This part of the cell acts as the “brain,” controlling all activities.
What is the nucleus?
unicellular organisms reproduce to make a "clone"
What is asexual reproduction
A group of organisms of the same species living in the same area at the same time.
What is a population?
a logical explanation of an observation that is drawn from prior knowledge and experience
What is an inference?
This kind of experiment has a control group and an experimental group
What is controlled experiment?
These are the parts of a cell that make energy.
What are mitochondria?
Eat other animals and plants to obtain energy.
What is a heterotroph?
The nonliving parts of an ecosystem, such as sunlight, water, and soil.
What are abiotic factors?
A rule that describes a pattern in nature that will always occur
What is a scientific law?
What is an independent variable?
These green structures in plant cells capture sunlight for photosynthesis.
What are chloroplasts?
A change in an organism’s surroundings that causes it to react.
What is a stimulus?
Different species living together in one area make up this.
What is a community?