Font size
WorksheetsPma Review
Total questions: 23
Worksheet time: 8mins
What is the unit of measurement for energy?
Kelvin
Celsius
Joules
Newtons
According to the law of conservation of energy, energy is never destroyed, rather transformed into _____ and _____.
Mechanical, Heat
Sound, Heat
Chemical, Heat
Sound, Mechanical
Cecilia grows carrots under different colored lights to see which light will yield the largest carrot. Since Mr. Gammon is curious about this topic as well, he decides to do the same experiment in his classroom. Is this an example of replication or repetition?
replication
repetition
How does heat always transfer (flow)?
cold to hot
hot to cold
What is an dependent variable?
The factor that the scientist changes in the experiment
The factor that remains the same throughout the experiment.
The factor that changes as a result of the independent variable.
Which is not a form of kinetic energy?
Chemical Energy
Thermal Energy
Mechanical Energy
Sound Energy
Which axis does the INDEPENDENT variable go on?
X
Y
The food you eat is a form of chemical energy. You use this energy in the form of mechanical energy. what is this called?
Energy Transformation
Energy Transfer
Select all that apply. Potential Energy is the energy of...
Storage
Heat
Position
Motion
The transfer of heat through LIQUIDS or GASES
Conduction
Circulation
Radiation
Convection
True or False: Nuclear energy is a form of potential energy.
True
False
What is an independent variable?
The factor that the scientist changes in the experiment
The factor that remains the same throughout the experiment.
The factor that changes as a result of the test variable.
What is the difference between an experiment and an investigation?
Investigations use observations, experiments do not
Experiments are done multiple times, investigations are not
Experiments have controlled variables, Investigations do not
Investigations are more complex than experiments
Pick the phrase that best describes what happens when you lower the temperature in the house?
It gets colder in your house
Thermal energy is destroyed; thus, the room's thermal energy lowers, making it feel cool.
The molecules in the air begin to move slower, and thus release less heat.
What is a convection current? Hot air/liquids _____, cold air/liquids _____.
rise, sink
sink, rise
rise, disappear
disappear, rise
Which part of the spatula is a thermal insulator?
The steel part
the rubber handle
How do SCIENTISTS measure temperature?
Celsius
Fahrenheit
Kilograms
Joules
Which is not a step of the scientific method?
Question
Hyptohesis
Data Analysis
Formulate
Chemical energy is a form of what kind of energy?
kinetic
potential
gravitational
isometric
Transfer of heat through ELECTROMAGNETIC waves. No contact!
Conduction
Convection
Radiation
Circulation
Energy cannot be created nor destroyed, only transferred or transformed. What is this?
Conversion of Energy
Law of Conservation of Energy
The Theory of Constitution of Energy
The Theory of Conservation of Energy
The transfer of heat through DIRECT CONTACT.
Convection
Conduction
Circulation
Radiation
Imagine walking into a classroom and seeing an old guy sitting at the teacher's desk. You assume he will be your substitute teacher today. Is this an observation or inference?
Observation
Inference
