Life Characteristics
All living things are made up of what basic unit?
Cells
What is the first step of the scientific method?
To observe
The variable you change in an experiment is the ______ variable.
Independent
Using your senses to gather information is called what?
A seed sprouting and growing into a plant shows which characteristic of life?
Growth and development
Living things must maintain a stable internal environment. What is this called?
A testable explanation for an observation is called a what?
Hypothesis
The variable you measure in an experiment is the ______ variable.
The dependent variable
Data that uses numbers and measurements is called what type of data?
Birds flying south for the winter is an example of what characteristic of life?
Responding to environment (stimuli)
Plants making their own food through photosynthesis shows which characteristic of life?
Using or obtaining energy
The step where you summarize your results and state if your hypothesis was supported is called what?
Drawing a conclusion
A group that does not receive the independent variable is called what?
The control group
Data that uses descriptions (such as color or texture) is called what?
The DNA inside a cell’s nucleus represents which characteristic of life?
All living things have DNA.
Offspring receiving traits from parents shows which characteristic
Reproduction
What is the purpose of repeating an experiment multiple times?
To increase accuracy and reliability.
Factors that remain the same in an experiment are called what?
Constants.
When scientists compare their data to other experiments, they are checking for what?
Validity/accuracy
A dog panting to cool down is an example of what?
Homeostasis.
A human sweating when it’s hot is an example of which characteristic?
Responding to stimuli
What is the final step of the scientific method?
To conclude
Why can you only test one independent variable at a time?
To know which factor caused the results.
A rabbit blending into its environment to hide from predators is an example of what?
Adaptation
An amoeba eating another organism shows what characteristic of life?
What is obtaining and using energy