Science Tools
What tool measures temperature?
Thermometer
What is a control or constant?
Something that stays the same to keep the investigation fair.
Does this title seem credible, yes or no?
"Woman gives birth to alien baby"
Not credible
If I describe something as green, large, heavy, fluffy...what am I doing?
Making an observation.
What format do they take?
If....then...because
What tool measures weight?
Digital scale
Independent Variable.
I = ?
I change it.
If something sounds too good to be true, is it usually credible?
No
Make TWO inferences about the picture on the board.
answers vary
A collection of beliefs with no scientific basis is called....
Pseudoscience
What tool measures mass?
Triple Beam Balance
Dependent Variable.
D= ?
Data.
In science do we want facts or opinions?
Facts!
Make TWO observations about the picture on the board.
answers vary.
It is ok to use "I think" when you write a hypothesis.
NO!
What tool measures volume of liquids and irregularly shaped objects?
Graduated Cylinder
What are the IV and DV in the following:
I want to know if apples ripen faster when they are on the counter or in a paper bag.
IV= on the counter or paper bag
DV= rate of ripening
To be a credible source, scientific works should be ?
peer reviewed
You are looking at a picture and making an informed conclusion about what you think is happening.
What are you doing?
Infering.
If.....
Then....
Because...
If= independent variable
Then=dependent variable
Because= why you think it will happen.
What tool is used to magnify objects that you are able to see with your naked eye?
Hand Lens
I want to know if ants prefer crackers or cookies.
Identify the IV, DV, TWO constants.
IV= crackers or cookies
DV= which one ants prefer
CONSTANT= same time of day, same type of ants, same location of food, etc.
What are two urls we can trust?
.gov
.edu
What five things do we use to make observations?
Our senses.
Write a hypothesis:
I want to know if cats will eat more chicken or fish.
If.....
then....
because....