Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/26

Click to flip

26 Cards in this Set

  • Front
  • Back
science
a system of knowledge about the natural world and the methods used to find that knowledge
technology
the use of scientific knowledge to solve practical problems
chemistry
the study of the composition, structure, properties, and reactions of matter
physics
the study of matter and energy and the interactions between the two through forces and motion
geology
the study of the origin, history, and structure of Earth
astronomy
the study of the universe beyond Earth
biology
the study of life and life processes
scientific method
an organized plan used for gathering, organizing, and communicationg information
observation
information obtained through the senses
hypothesis
a proposed answer to a question
manipulating variable
a variable that causes a change in another variable
responding variable
a variable that changes in response to a chance in the manipulated variable
controlled experiment
an experiment in which only one variable, the manipulated variable, is deliberately changed at a time
scientific theory
a well-tested explanation for a set of observations or experimental results
scientific law
a statement that summarizes a pattern found in nature
model
a representation of an object or event
scientific notation
a way of expressing a value as the product of a number between 1 and 10 and a power of 10
length
the straight-line distance between two points
mass
the amount of matter in an object; a measure of the intertia in an object, which depends on the amount of matter the object contains
volume
the amount of space taken up by an object
density
the ratio of a material's mass to its volume
conversion factor
a ratio of equivalent measurements that is used to convert a quantity from one unit to another
precision
a gauge of how exact a measurement is
significant figures
all the digits in a measurement that are directly measured, plus the last digit, which is estimated
accuracy
the closeness of a measurement to the true value of what is measured
thermometer
an instrument that measures temperature