SCIENTIFIC METHOD
What is called when you use your senses to notice things about the world? (the first step of the scientific method)
Observation
True or False: The concept of gravity is a law.
True
What is it called when a liquid turns into a solid?
Freezing
What is the amount of mass in a given volume (mass divided by volume)?
Density
True or False: A chemical change can be reversed.
False
What is the name of an "if, then" statement that is a prediction about the world?
Hypothesis
Theory or Law: Cells make up every living organism.
Theory
In what state of matter can particles change both volume and shape?
Gas
What is the ability of a material to be pounded into thin sheets?
Malleability
What kind of change is breaking glass?
Physical change
What is the procedure used to test your hypothesis?
Experiment
Does a theory describe or explain natural phenomenon?
In what state of matter are particles the most tightly packed together?
Solid
If something has a lower density than water, will it sink or float in water?
Float
What is a sign of a chemical change?
Change in color
Change in odor
Formation of gas/bubbles
Temperature change in the substance
What is the purpose of a conclusion?
Confirm your hypothesis (was it true or false)
Analyzing the data from the experiment
Who discovered the law of general relativity?
Albert Einstein
What is the term for the change of gas to liquid?
Condensation
What is the ability of something to dissolve in another substance (ex. salt and water)?
Solubility
Give an example of a chemical change.
We will judge
What is the study of natural things and behavior and the knowledge that we get about them? (broad term)
Science
True or False: Theories are weak and not supported by enough evidence.
False
What is the term for the change of solid to gas?
Sublimation
What is the ability of a material to be pulled into thin wires?
Ductility
Is mowing the lawn a chemical or physical change?
Chemical change