15 terms

VOCABULARY #2

2012-2013 Science Chapter 1
STUDY
PLAY
science
the knowledge obtained by observing natural events and conditions in order to discover facts and formulate laws and principles that can be verified or tested.
data
any pieces of information acquired through observation or experimentation.
hypothesis
an explanation that is based on prior scientific research or observations and that can be tested.
observation
the process of obtaining information by using the senses.
scientific method
a series of steps followed to solve problems.
law
a summary of many experimental results and observations; a law tells how things work.
model
a pattern, plan, representation, or description designed to show the structure or workings of an object, system, or concept.
theory
an explanation that ties together many hypotheses and observations.
engineering
the process of creating technology.
prototype
a test model of a product.
technology
the products and processes that are designed to serve our needs.
area
a measure of the size of a surface or a region.
mass
a measure of the amount of matter in an object; a fundamental property of an object that is not affected by the forces that act on the object, such as the gravitational force.
temperature
a measure of how hot (or cold) something is; specifically, a measure of the average kinetic energy of the particles in an object.
volume
a measure of the size of a body or region in the three-dimensional space.