Scientific Method
What are the 6 steps of the Scientific Method?
Observation, Research, Hypothesis, Experiment, Conclusion, and Share.
What is matter?
Anything that has mass and takes up space.
Who first suggested the idea that small particles made up everything in the world?
Democritus
What are the two type of measurements?
Quantitative and Qualitative
What is the Scientific Method for?
Help solve problems and answer questions in an organized way.
What are some things that aren't matter?
Love, Time, Light... etc
Who is John Dalton?
The first person to confirm the existence of the atom.
How can you tell weather it's qualitative or quantitative?
Quantitative has to do with numbers while qualitative has to do with descriptions.
Why is publish such an important step?
To ensure whoever discovers it gets the credit they deserve and no one can steal it from than.
What are physical changes?
Melting ice, boiling water, breaking class... etc
How did Rutherford discover the nucleus?
What happens when you move the coefficient's decimal place to the left?
The exponent on the power of 10 increases.
What does the scientific method help with?
The scientific method can help with discovering new things and testing them to make sure they work.
When do physical changes occur?
By mass, volume, and melting point
What is the atomic mass of an atom equal to?
The number of protons plus the number of nuetrons
How do you convert a number in regular notation to scientific notation?
By moving the decimal point so that 2 digits are in front of the decimal.
How can the scientific method be used?
How does each state of matter particles move?
Gas: very quickly, Liquid: medium speed, and Liquid: slowly and barely.
A neutral atom of Nickel has an atomic number of 34 and 45 neutrons, what is the atomic mass and how many electrons does it have?
Atomic mass of 79, 34 electrons
What is the answer to 3.978 x 10 ^5
39780