Scientific Method
What is the first step?
Ask a question
Is soda a healthy or unhealthy choice?
unhealthy
Matter is ________
everywhere
The Earth takes _____ to orbit around the sun.
365 days
Chromatography separates mixtures using a _______
filter
What is a hypothesis?
a guess at what happens or why
Name a healthy food
grains, fruits, vegetables..
How many phases of matter are there?
3
The Earth takes ____ to make a full rotation.
24 hours
You can change liquids to solids by _____ them
freezing
What is the last step?
Make a conclusion
Healthy foods give you _____ energy
more
Molecules can be ______ to each other (pull together)
attracted
The sun is the biggest and brightest star. True or False
False
We observe things using our senses. The things we observe (descriptive) are called ______
properties
During an experiment you collect and record ____
data
Unhealthy foods make you feel tired. True or False
True
Smallest particle is called an _____
atom
The Earth is the closest planet to the sun. True or False
False
When a mixture changes only by how it looks this is called a _____ change
physical
How many steps are there?
6
Unhealthy foods can give you energy that lasts _____
shortly/brief
What can be found in all states of matter?
Water
Earth's rotation causes _____ (see the sun, see the sun longer, dont see the sun, see the sun less)
seasons
Two substances mixed together are called a ______
mixture