What is Science?
How Scientists work
Studying Life
Tools
Procedures
100
An organized way of using facts and evidence to learn about the natural world
What is science?
100
a well tested explanation that unifies a broad range of observations. E.g. gravity
What is a scientific theory?
100
The highest level of organization of life, all ecosystems.
What is the Biosphere?
100
a tool that magnifies images too small to see with the naked eye.
What is a microscope?
100
The main concern in a lab due to carrying out investigations involving many different hazards.
What is SAFETY?
200
To investigate the natural world to understand it, explain it and make useful predictions.
What is the goal of science?
200
An experiment where one variable is changed at a time.
What is a controlled experiment?
200
smallest unit of most chemical compounds.
What is a molecule?
200
common system of measurement used by scientists around the world. It is based on units of 10.
What is the metric system.
200
Developing a group of cells from a single cell.
What is a cell culture?
300
the process of gathering information in an orderly way about an event or process using the senses
What is observation?
300
The variable in a controlled experiment that changes in response to the variable being changed.
What is a responding variable?
300
all living things expend energy to keep conditions in their body within a certain limit.
What is homeostasis?
300
magnifies images about 1000 times
What is a compound light microscope?
300
separating one part from the rest of the cell.
What is cell fractionation?
400
a proposed scientific explanation for a set of observations
What is hypothesis?
400
Scientist who proposed a new hypothesis that flies produce maggots and conducted a controlled experiment to prove it.
Who is Francisco Redi?
400
smallest functional unit of life.
What is a cell?
400
Uses beams of electrons to produce images magnified over 2000 times. It reveals 3-d images of the specimen being magnified.
What is a SEM (Scanning Electron Microscope)?
400
A hypothesis must be __________
What is testable.
500
a logical interpretation based on prior knowledge or experience.
What is an inference?
500
Name a theory besides gravity.
What is evolution?
500
a community and its non-living surroundings
What is an ecosystem?
500
a microscope that shines a beam of electrons through a thin specimen and can show detail within the cell.
What is TEM (Transmission Electron Microscope)?
500
One meter is equal to _____millimeters
What is one thousand?
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