Scientific Method
What is the first step?
Ask a Question
What type of joint is your knee?
The main organ in the cardiovascular system is what?
All levers have what 3 elements?
Fulcrum, load, and force
The digestive organ that breaks food down into a liquid
Stomach
What is the second step?
Form a Hypothesis
What type of joint is your wrist?
Gliding Joint
_______ carries blood to your heart
_______ carries blood away from your heart
Vein
Artery
How does an inclined plane makes work easier?
rolling a heavy object up a ramp is easier than lifting the object.
The lowest layer of the atmosphere is ______
The highest layer of the atmosphere is ______
Troposphere
Thermosphere (Exosphere is space)
The third step is?
Conduct an experiment
What are 2 of the 4 functions of bones?
Protection, Storage, Movement, and Blood Cell Formation
Tiny blood vessels that allows an exchange between blood cells and other tissue
Capillary
How does a wedge work?
Pair of inclined planes back to back that drive objects apart.
If 2 traits come together and they are both dominant, but also different, like red and white coloring of a flower, they will make the flower pink because they are considered __________
Co-dominant
4th step is?
Analyze the results
Name one bone disease
Osteoporosis, Arthritis, and others
Pulmonary circulation is...
Blood flowing from heart to lungs, then back to the heart.
What 2 simple machines make a pair of scissors?
first class levers and wedges
Mitosis is ______
The process of cell division
And finally, when your hypothesis was off by a large amount, what happens then?
Form another hypothesis and try again
About how many bones are in the adult human body?
206
Systemic circulation is...
Blood flowing from the heart to the body, then back to the heart
Mechanical Advantage is....
how many times a machine multiplies force
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