Variables
Independent variable
Kinetic energy is the energy of _______.
Motion/movement
Particles in this state of matter vibrate in a fixed position.
Solid
What is the phase change from a liquid to a gas called?
Evaporation
What tool do we use to monitor the temperature of a substance?
Thermometer
What type of variable do we measure and record?
Dependent variable
The more mass, the ________ kinetic energy.
more
Particles in this state of matter have a lot of energy and move around freely.
Gas
What is the term for the amount of matter in an object?
Mass
What type of degrees do we measure temperature in in science class?
Celsius
What type of variable(s) do we keep the same in order to maintain fairness?
Controlled variable(s)
Which phase of matter has the greatest kinetic energy in its particles: solid, liquid, gas?
Gas
Liquid
What is the average kinetic energy of particles in a substance?
Temperature
What is it called when matter changes state?
Phase change
Muriel wants to do a test to see if her mosquito repellent is really working. She sprays one arm with repellent and the other is left unsprayed. She sits outside for an hour to see if she receives any bites. What is her DV?
How do particles transfer kinetic energy?
Collision with other particles
Particles transfer energy through what?
Collision
What is the term for anything that has mass and takes up space?
Matter
Heat transfer always goes from ______ to ______.
hot, cold
Horatio is curious to see if faster typists make more typos. He tests different classmates, who type at different rates, on typing the same three paragraphs of text at the same time. What is his dependent variable?
Number of typos
What unit is kinetic energy usually measured in?
Define particle.
The smallest piece/part of something that is still that substance
What is the phase change from a gas to a liquid called?
Condensation
What are the three methods of heat transfer?
Conduction, convection and radiation