Scientific Method
What is the first step in most scientific investigations?
Observation
What is a hypothesis?
An educated guess
Why is the metric system used in science and all over the world?
It is easy to convert, it counts by tens, and is more precise.
Putting data on a graph is known as what?
Plotting
What is the part of the microscope called that you look through?
Eye piece
How should a hypothesis be written?
If (independent variable change), then (dependent variable outcome)
If____, then ____ statement
What is quantitative data?
Information or observations that include a number.
What unit do we use when using a graduated cylinder in science class?
Liters (liquids)
Information collected during an experiment is called what?
Data
What is the part of the microscope that you put the specimen slide on?
Stage
What is an observation?
Information gathered using your senses or scientific tools.
A student changes the amount of sunlight each plant receives and measures plant growth. What is the independent variable?
The amount of Sunlight
What are the 3 base units in the metric system?
Grams, liters, and meters
What axis does the Independent variable go on?
The X axis
How much is the magnification at the first objective lens (the smallest)?
10x
What is the Dependent Variable?
The outcome of the independent variable (what is being measured)
What is an inference?
A guess about a situation based on clues taken from the environment.
What is the saying we use or the letters that help us to convert units in the metric system?
King Henry Doesn't Usually Drink Chocolate Milk
K H Dk U d c m
Two numbers that always go together in a data table or graph are known as what?
Ordered Pair (x,y) or (2,10)
What are the two types of focus called?
Coarse and Fine
A factor that is kept the same throughout an investigation.
Control/Constant Variable
What is a Conclusion in an experiment?
To summarize the results and state whether the hypothesis was correct
A bend in the water when reading a graduated cylinder is called what?
Meniscus
When making a scale what things should you consider? (must name at least one)
A logical numbering system (can you count by 1’s, 2’s, 5’s, 10’s?), using the entire graph, and us ethe same spacing.
What is the scientific term for the item we look at while using a microscope?
A Specimen