Scientific method 1
The scientific method is a _________________________ approach scientists use
systematic
Plan a _________________________ test to prove or disprove your hypothesis.
fair
What is the density equation and definition?
the amount of volume in a certain space
In a liquid, particles are blank together but can blank one another. A liquid takes the blank of its container and has a blank volume.
close, slide ,shape, definite
What happens for a gas to turn into a liquid?
condensation
Using your _________________________ to notice something interesting in the world around you.
senses
What are the three types of variables in an experiment?
IV DV Control
what is weight?
the force of gravity acting on an object
In a gas, particles are blank and blank in all directions. Gases have blank shape and blank volume.
far apart, move, no definite, no definite
what happens for a liquid to turn into a solid?
freezing
Turn your observation into a _________________________ question.
testable
What is the definition of independent variable?
What you change
what is mass?
amount of stuff in an object
if particles have more energy they what?
move faster and spread further apart
what is the smallest unit of an element?
atom
Gather _________________________ information about your topic using what?
Background
journals, websites, and articles
What is the definition of dependent variable?
What you measure
What shape and volume do solids have?
definite shape and volume
if particles have less energy they what?
move slower and stay closer together
what is a molecule?
2 or more atoms bonded together
An _________________________ guess that can be tested based on your observations.
educated
What is the definition of control?
What stays the same
what shape and volume do gases have?
no definite shape or volume
rank the states of matter in order from greatest energy to least.
gas, liquid, solid
What is the volume of an object that has a density of 10 and a mass of 350?
volume is 35
Record your observations and measurements _________________________ and _________________________.
accurately and carefully
Decide if your hypothesis was _________________________ or _________________________ by your data.
supported or rejected
what shape and volume do liquids have?
no definite shape but definite volume
what happens for a solid to turn into a liquid?
melting
What is the density of an object that has a mass of 64 and a volume of 8?
8
Look for _________________________ and meaning in your data.
trends
What is the scientific method flow. there should be 3 sets
Observe → Question → Research → Hypothesize
Experiment → Collect Data → Analyze Results
Conclude → Communicate Findings
A solid has particles that are blank and held in a blank arrangement. Solids have a blank shape and a blank volume.
tightly packed, fixed, definite, definite
what happens for a liquid to turn into a gas?
evaporation
what is the mass of an object that has a density of 20 and a volume of 5?
100