Show:
L to J review
Planets review
definitions
Scientific Method
Labs
100
What subatomic particle has a negative charge?
electron
100
The furthest planet from the sun
What is Neptune?
100
an educated guess
hypothesis
100
What is the last step in the scientific method?
draw conclusions (or analyze data and draw conclusions)
100
What was the dependent variable in the soda pop experiment?
the time it took for the fizz to go down.
200
In what type of bond are electrons shared?
colavent
200
The planet where a day is longer than a year (rotates on its axis slower than it revolves around the sun)
What is Venus
200
a series of steps followed to solve problems
Scientific Method
200
What is the first step in the scientific method?
make an observation or form a question
200
What was the independent variable in the soda pop experiment?
the methods to make the fizz go down
300
The subatomic particle that determines what an element is.
proton
300
The asteroid belt is located between these two planets?
What are Mars and Jupiter?
300
factors that are not changed in an experiment
constants or controlled variables
300
What do you do after you have formed a hypothesis?
develop an experiment
300
List 2 constants (controlled variables) in your soda pop experiment
1. Brand of soda 2. amount of soda 3. brand and size of cups 4. timing (same timer and timing device)
400
What piece of laboratory equipment would you use to accurately measure volume?
graduated cylinder
400
Why is Pluto no longer considered a planet?
It is not massive enough to have cleared it's orbital path of debri
400
The experimental factor that is changed by the scientist
independent variable
400
What must you do before you develop a hypothesis so that it is an "educated" guess?
research
400
What was the independent variable in your paper towel experiment?
brand of paper towels
500
List the 4 inner planets in order from closest to the sun to furthest from the sun.
Mecury, Venus, Earth, Mars
500
What are the three characteristics that all planets must have?
1. orbit the sun 2. be round to due to their own gravity 3. have cleared their orbital path
500
What the scientist measures
dependent variable
500
How many variables can you change in a controlled experiment?
one
500
What was the dependent variable in your paper towel experiment?
amount of water absorbed