Show:
Definitions
State of Matter
The Nature of Physical science
Science and Scientists
Developed of the Atomic Theory
100
What is melting?
the change of state in which a solid becomes a liquid by adding heat
100
What is the four properties of states of matter?
Solid,Liquid Gas, Plasma
100
What are two key steps needed to make scientific progress?
asking meaningful questions and conducting careful investigations
100
what places do scientists ask question about?
about any place in the universe
100
what does the word atom mean?
What is dividable
200
what is change of state?
the change of a substance one physical state to another
200
Matter can undergo changes between its what?
physical states
200
What do Meteorologist do?
study the atmosphere
200
How have scientists helped protect people during automobile accidents?
scientist have designed air bags
200
What is the smallest particle into which an element can be divided?
What is an atom
300
what is evaporation?
the change of state from a liquid to a gas
300
What starts as a gas and then becomes ionized?
Plasma
300
What three jobs use science?
Geochemist,Ecologist,and volcanlogist
300
What is a person who studies living things and their environment?
What is ecologist
300
What did Thomson discover about atoms?
What is there are small particles inside atoms
400
what is condensation?
the change of state from a gas to a liquid
400
what two steps would the solid need to go through to change into gas?
melting and evaporation
400
How do Volcanologist help save life?
by predicting when volcano will erupt
400
what is a person who studies the make-up rocks?
What is geochemist
400
Who discovered that a positively charged plate in a cathode-ray tube attracted an invisible beam.
Thomoson
500
What is sublimation?
the process in which a solid changes directly to a gas
500
What are two properties of atoms and molecules?
constant motion and bumping into each other
500
what career uses both art and science skills?
Science illustrator
500
what has science done to help make resources last longer?
What is found ways to recycle steel
500
What is an atom's electron cloud?
What is a region where electrons are likely to be found