Scientific Method and Lab Safety
Potential and Kinetic Energy
Chemical Reactions
Waves
Thermal Energy
100
Horseplay or practical jokes in the laboratory are: A. Always against the rules B. Not dangerous C. Okay D. Okay if you are working alone.
What is always against the rules.
100
Niagara Falls is a good example of: A. Kinetic energy being transformed into potential energy. B. Energy being lost. C. Potential energy being transformed into kinetic energy. D. Energy being created.
What is potential energy being transformed into kinetic energy.
100
The elements in the modern periodic table are arranged in increasing order of: A. Atomic mass B. Weight C. properties D. None of the above
What is atomic number
100
What is it called when a certain number of waves pass a given point per a certain number of seconds? A. Frequency B. Amplitude C. Wavelength D. Origin
What is Frequency
100
All of the following are good conductors of heat EXCEPT: A. Silver B. Copper C. Aluminum D. Air
What is air
200
A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment, the independent variable is: A. The temperature of the water. B. The number of plants in the water. C. The water D. The amount of salt in the water
What is the amount of salt in the water.
200
Thermal energy is created when a firefighter slides down a pole. Where does this energy come from? A. The radiant energy from the sun. B. The mechanical energy of the firefighter moving C. The chemical energy in a battery. D. The thermal energy from the fire.
What is the mechanical energy of the firefighter moving.
200
The Helium atom has an atomic number of 2 and an atomic mass number of 4. The number of protons in an atom of HE is : A. 4 B. 2 C. 6 D. 8
What is 2
200
Which type of wave has movement that is parallel to the direction of the wave? A. Transverse B. Compressional C. Longitudinal D. Mechanical
What is Longitudinal
200
Energy transformations result in: A. A loss of energy B. No loss or gain in energy C. A gain in energy D. A loss or gain in energy depending on the situation.
What is no loss or gain in energy
300
Which of the following is NOT a rule when writing a hypothesis? A. It is an if/then statement B. It should restate the question. C. It is testable. D. It is a prediction
What is it should restate the question.
300
When energy moves from one form to another it is said to be: A. Transfixed B. Transformed C. Eliminated D. Lost
What is transformed.
300
The negatively charged particles of an atom are the _____? A. Electrons B. Neutrons C. Protons D. Ions
What is electrons
300
Waves in which energy is moving perpendicular to the wave is a: A. Compressional Wave B. Transverse Wave C. Longitudinal Wave D. None of the above
What is transverse waves
300
A material that reduces the flow of heat by conduction, convection, and radiation is a(n): A. Conductor B. Insulator C. Solar collector D. Radiator
What is insulator
400
In an experiment, the one variable that you change is called the: A. Independent variable B. Dependent Variable C. Experimental Variable D. Controlled Variable
What is Independent Variable.
400
Which is an example of chemical energy? A. A horse pulling a cart B. A thermos of hot coffee C. An animal digesting food D. A marching band in a parade.
What is an animal digesting food.
400
Protons and neutrons are made up of smaller particles called: A. Quarks B. Electron Shell C. Electrons D. Nucleus
What is Quarks
400
The top of a crest to the top of the next crest or the bottom of the trough to the bottom of the next trough is called: A. The Frequency B. Wavelength C. Wave speed D. Amplitude
What is wavelength
400
Temperature measures the _______ of the particles of a material. A. Heat B. Kinetic energy C. Potential energy D. Kinetic and potential energy
What is kinetic and potential energy
500
In an experiment, the factor that we measure is called the: A. Controlled variable B. Independent variable C. Conclusion D. Dependent Variable
What is Dependent variable.
500
Name and describe three different types of energy.
Answers may vary
500
The center of the atom, which houses the protons and neutrons is called: A. Electron shell B. Nucleus C. Mesons D. Gluons
What is the nucleus
500
The amplitude of a wave is: A. the distance from crest to crest B. The length of wave C. How high or low a wave is D. How fast a wave reaches a certain point in a given time.
What is how high or low a wave is.
500
What is the direct transfer of heat from one substance to another substance that is touching is called? A. Radiation B. Convection C. Conduction D. None of the above.
What is conduction
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