Scientific Method and Measurement
These are what you wear in the lab to protect your eyes from chemicals or fire.
Safety goggles
What is the chemical symbol for Carbon?
C
This is the energy of motion.
Kinetic energy
This is the highest part of a wave.
Crest
This force keeps you close to Earth.
Gravity
This is the step in the Scientific Method that starts with "IF" and is followed by "THEN".
Hypothesis
This is going from a solid to a liquid.
Melting
This is what happens to the lightbulb when a circuit is closed.
The lightbulb turns on.
As you change a sound wave's amplitude, you also change its ___________.
Volume / Energy
Velocity is speed in a specific __________.
Direction
This is how tightly packed molecules are in an object. Usually measured in g/mL.
Density
A nail rusting is an example of a _______ change.
Chemical
A conductor of electricity is usually made out of this material.
Metal
This is when light bounces off a smooth surface.
Reflection
This type of force has a net force of 0.
Balanced force
These variables have to be kept the same in the experiment to keep it fair.
Constant variables
What two subatomic particles are located in the nucleus of an atom?
Protons and Neutrons
The highest part of a roller coaster has the most ____________ energy.
Potential
Light waves do not need a medium. This means they are ______________.
Electromagnetic
This is a force that occurs when two objects rub together.
Friction
This variable is being measured.
Dependent variable
H2O, or water, is not an element because it is three molecules that are held together with a chemical bond. What is H2O an example of?
Compound
This type of circuit is mostly found in homes and businesses.
Parallel
Sound is a type of ____________ wave, which means it travels parallel to its medium.
Longitudinal
Calculate the Net force of an object that weighs 10 kg and is moving at 2 m/s2. You must include units in your answer to receive full credit.
20 N