heterogenous mixture homogenous mixture
conclusion
scientific method
observation
elements
compound
magnet
variables
inference
1. In Science, an educated guess is
called a
2. This is a series of steps designed to
help us solve problems and answer questions.
3. What skill does a scientist must have
to gather data using his senses.
4. The final part or a summary of
reasonable inferences is called
5. These are factors that can change in
an experiment.
6. Two or more elements are called
7. This type of mixture shows only a
phase throughout the system.
8. What tool should we use to separate
iron filings on sand.
9. This type of mixture contains two or
more components that are visibly distinguishable.
10.
cannot be separated
by physical or chemical means.​