Science- ch 1 Word Scramble
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Question | Answer |
a process of gathering knowledge about the natural world | science |
the study of matter and energy | physical science |
stuff everything is made of | matter |
ability to do work | energy |
study of all forms of matter, including how matter interacts with matter | chemistry |
looks mostly at energy and the way that energy affects matter | physics |
ways in which scientists answer questions and solve problems | scientific method |
application of science for practical purposes | technology |
representation of an object or system | model |
model that looks like what it represents | physical model |
model made up of mathematical equations and data | mathematical model |
model of systems of ideas or are based on making comparisons with firmiliar things to explain an idea | conceptual model |
a unifying explanation for a broad range of hypotheses and observations that have been supported by testing | scientific theory |
a summary of many different experiments | scientific law |
how are laws and theories different? | laws tell you what happens, not why it happens |
what system is used for measuring? | SI system (metric) |
what does SI stand for? | international system of units |
what is used to measure length? | meter |
what is used to measure mass? | kilogram |
what is mass? | amount of matter in something |
what is used to measure volume? | liters or mililiters= liquids cubic meters or centimeters= solids |
what is volume? | amount of space that something occupies |
what is the formula for density? | mass(g) ------- volume (ml/cm3) |
what is density? | amount of matter in given volume? |
what is used to measure temperature? | celius or kelvin |
what is temperature? | how hot or cold something is |
Created by:
kfran0112
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