vocabulary terms 1
scientist who studies plants
study of living things
life science
a force that pulls you towards the earth
gravity
Who sees a problem and wants to find a solution? A scientist or an engineer?
An engineer
Criteria
a prediction based on solid evidence
hypothesis
a force that slows or stops a moving object
friction
the amount of matter in an object
A. Energy transfers from one object to another
B. There may be a sound or heat
C. The shape of the object may change
D. All of these
D. All of these
what are the limits or obsticles an engineer has called? Criteria or constraints
constraints
asking questions and seeking information
inquiry
the change of a substance from a liquid to a gas
evaporation
anything that has mass and takes up space
matter
what does this describe: Causes vibrations, travels in waves, is a form of energy
sound energy
There is a change in motion when one force is greater. If the forces are greater are the balanced or unbalanced?
takes up a definite amount of space and has a definite shape
solid
an instrument that makes small objects look larger
microscope
a feature that describes matter
property
batteries, gasoline, and other chemicals are what type of energy? Kinetic or potential?
potential
what way does thermal energy move?
Warmer areas to cooler areas
the study of matter, energy, and forces
physical science
A person who studies planets, stars, and galaxies
astronomer
when water changes from a gas back to a liquid
condensation
mechanical, electric, radiant, thermal are what types of energy? Kinetic or potential?
Kinetic
when water sinks into the oceans and into the ground
runoff