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53 Cards in this Set
- Front
- Back
- 3rd side (hint)
what is physics?
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the study of matter and energy and how they relate
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what re the 2 type of physical science?
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macroscopic and microscopic
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what is macroscopics?
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physics
can see it w/ the naked eye |
2 things
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what is microscopics?
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chemistry
requires a microscope |
2 things
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what are the other names for physics?
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physical science, macroscopics
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2 things
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energy and matter are---- ----?
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mutaully exclusive
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if its physical, its ---- -- ---------
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made of substance
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3 words
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what is science? (view hint)
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the observation, identification, description, experimental investigation, and theoretical explination of phenomena
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very long answer
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what is matter?
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anything that has mass and occupies space
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2 things
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what is energy?
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the ability to do work
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what are types of energy?
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light, heat, electrical energy, sound, solar energy, kinetic energy
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what is the difference between solving a scientific problem and an exercise?
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problems: involves finding an unknown without the use of an established procedure
exercises:involves using predetermined steps to solve for an unknown |
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how do you solve a scientific problem?
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1)define problem
2)do research 3)formulate a hypothesis 4)test hypothesis (experiment) 5)anaylze results 6)draw conclusion |
6 steps
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what is a hypothesis?
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an educated guess
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what is ignorance?
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to be uneducated in a certain field
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what is the method of solving scientific problem called?
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the Scientific Method
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what is observation?
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the process of gathering information
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what are the two types of observation?
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quantitive
qualitive |
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what if a qualitive observation?
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an observation that doesn't involve numbers; characteristics
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what if a quantitive observation?
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an observation that involves numbers
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what is a theory?
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an explination based on many supported by experimental results
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what happens to a hypothesis once it is proven?
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turns into a theory
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what is a scientific law?
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a "rule of nature"
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when can a theory be turned into a Law?
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once it is proven flawlessly
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what is an experiment?
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an organized procedure for testing a hypothesis
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what does and experiment have?
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a control, a constant, an independent variable, and a dependent variable
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4 things
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what is a control?
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the standard specimen that all other experiments are compared to
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what is a constantl?
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a factor that does not change in the experiment
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what is an independent variable?
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a factor that is adjusted by the scientist
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what is a dependent variable?
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a factor that is controlled by the independent variable
the one result of an experiment |
2 things
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what did scientist often rely on?
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the general obeservations and on what previous scientist had done
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2 things
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what were scietist ofter reluctant to do?
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question authority
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where and when did scietist start to experiment to see if their ides were correct
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400 years ago, Western Europe
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What was Galileo's full name?
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Galileo Galilei
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very similar to each other
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where and when did Galileo go to school?
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17 @ Pisa University
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What did Galileo originally study to be?
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a doctor
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what had he identified and documented?
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the mathmatical relationship in a universal event
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what was the unversal event he identified and documeted ?
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the time it took for a lamp to swing back and forth and the chain on which it was suspended
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where did Galileo record his findings and what did he include w/ them?
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in notebooks w/ sketches
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do his notebooks still exsist today?
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yes
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he was a famous--- and a more famous---
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inventor, astronomer
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what did he invent?
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a military compass that could aim canninbals at the enemy
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he created his own----
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telescope
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when did he discover the Galilean moons?
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1609
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what are the Galilean moons
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4 moons that orbit Jupiter
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he was convinced that the earth revolved around the ---- even though people thought the --- was the center of the solar system
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sun, earth
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what did the leaders of the church do to Galileo?
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put him on trial and heresy, threatened to torture him, and put him on house arrrest for the rest of his life
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4 things
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because of house arrest, he couldn't--- -- ----- anymore
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speak in public
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what was the space probe launched in his honor called
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Galileo space probe
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when and by who was the Galileo space probe launched?
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NASA in 1989
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what does NASA stand for
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National Aeronautics and Space Administration
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what does the Galileo space probe do?
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observes Jupiter and the Galilean moons and sends information back to earth
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what religion was Galileo?
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Christian
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