Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account. Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

8 - Science - Ch 1

Summary of Chapter 1 Slides

QuestionAnswer
Physical science is the study of matter and energy
Matter refers to... all the "stuff" that exists in the universe
Does matter include everything you can see and some things you cannot see? Yes
What gives matter the ability to move and change? energy
Name 3 forms that energy can take. electricity, heat and light
what is physics? The study of energy and matter, and their interactions. It is concerned with matter and energy at all levels—from the most fundamental particles of matter to the entire universe.
Important concepts in physics include ________, _________ such as magnetism and gravity, and forms of __________ such as light, sound, and electrical energy. motion, forces energy
Chemistry is the study of ___________ and ___________ and how they interact mainly at the levels of _________ and __________ matter and energy atoms and molecules
Basic concepts in chemistry include chemicals and _________ reactions. chemical
All chemical reactions involve energy
Who first described the scientific method in the 1600's? Sir Francis Bacon
The scientific method includes the following steps: 1. Make an____________ 2. Construct a _____________ 3. Test the ____________ by doing an _______________ 4. ____________ the data and report the ___________ 5. Draw a ________________ 1. observation 2. hypothesis 3. experiment 4. analyze results 5. conclusion
A __________ _____________ is widely accepted because it is: 1. supported by a great deal of _____________ 2. It has been tested many times using the ___________ method and has yet to be _______________ scientific theory evidence scientific disproven
A _____________ __________ is a statement describing what always happens under certain conditions scientific law
An example of a scientific law is ___________'s law of motion Newton's
What is a hypothesis? An educated guess
The following 2 things make a statement a scientific hypothesis instead of an educated guess: 1. a scientific hypothesis must be _________ and 2. a scientific hypothesis must also be ________________ testable falsifiable
An experiment is defined as the... ...controlled scientific study of a controlled set of variables
A variable is a factor that can take on different _________ values (examples: the speed of an object going down a ramp, the steepness of a ramp)
Another name for an independent variable is a _____________ variable manipulated
An independent variable is one that is ____________ by the researcher changed
The independent variable appears on the ___ axis. x-axis
Another name for an dependent variable is a _____________ variable responding
A dependent variable is one that changes if the _______________ variable changes independent
The independent variable appears on the ___ axis. y-axis
A __________ group is used to compare experimental groups control
Every experiment must have a _________ group. control
The control group holds the independent variable _______ constant
Suppose you are creating a line graph of the average number of tornados by month in the U.S. Would "Average # of Tornados" or "Months" by the independent variable (hint: which one changes) 1. Average # of Tornados is the independent variable because it can change each month
Created by: paulesumner
Popular Physical Science sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards