Science
What are the two parts of physical science?
Chemistry and Physics
Which number is more precise?
1.24 1.2460 1.2467 1.2
1.2467
What is chemistry?
The study of matter and how it reacts.
What type of graphs compare several samples?
A Bar Graph
What is SI?
The International System of Measurement
The system of knowledge and the method to study the natural world is known as ______.
Science
What is the ratio between Kilometers and meters?
1 km :1,000 m
What is physics?
The study of energy and forces
What type of graph compares a part to the whole concept?
A Pie Chart or Circle Graph
What is geology?
The study of the earth.
Why do you need to pull your hair back in lab?
Safety reasons hair can burn quickly
If you convert Kilowatts to watts what will happen to the numbers?
The numbers get larger
What are atoms?
The building blocks of matter
A graph that creates a straight line is what type?
A direct proportion line graph
What is meteorology?
Study of the atmosphere
How does science help technology?
As science gains knowledge, technology improves.
Convert 70*C to kelvin, and explain how to do it.
70 + 273 = 343*K
A pattern, system, or representation of an object, ideal, or concept is known as a ______.
A model
If you have a variable that doubles and the responding variable also doubles what do we call that?
Direct proportion
Why do we use a model?
To visualize something that is too big or too small to see or understand
How does space and time affect physical science?
The size of earth and the age of earth are time and space that affects physical science.
Every number answer in science must include what else?
The correct UNIT (no unit no credit)
What is ecology?
The study of the environment in life science.
If a variable remains constant if the other variables change what term is used?
Inverse proportion
What is the difference between a law and a theory
A law is a summary of why something works and a theory is an explanation about an idea