Potential/Kinectic Energy
What is stored energy called? What is energy in motion called?
Stored Energy = Potential Energy
Energy in Motion = Kinetic Energy
In which way does heat flow?
From hot to cold
State the type of energy and transformation for the following scenario...
Braking a glow a stick
Chemical energy to light energy
What does the Law of Conservation of Energy state?
What does every experiment need to have?
Variables (Independent, Dependent, and Controlled variables)
At what point on a roller coaster is potential energy at its peak or highest? When is kinetic at its highest?
Highest potential = At the top
Highest Kinetic = At the bottom of the hill/drop
In which way would heat flow for the following scenario?
A warm river flowing into the cold ocean?
From river to the ocean
State the type of energy and transformation for the following scenario...
An alarm clock waking you up in the morning
Electrical energy to sound energy
If an object is 50*F, which of the following objects would it transfer heat to ?
An object at 49*F, 51*F, 52*F, 53*F
49*F
An observation, a computer simulation, a 3D model, or a controlled experiement?
A computer simulation
Using kinetic and potential energy, what is the transformation for a car speeding up?
Potential transforming to kinetic
In which way would heat flow for the following scenario?
A hot spoon scooping up ice cream
From the spoon to the ice cream
State the type of energy and transformation for the following scenario...
Charging a battery
Electrical energy to chemical energy
If an objects initial temperature is at 67*F, what would have to be the final temperature to show heat transfer had occurred?
Anything lower than 67*F
Which of the following would most likely be used to figure out which pumpkin patch has the most pumpkins this year?
An observation, a computer simulation, a 3D model, or a controlled experiment?
An observation
Using kinetic and potential energy, what is the transformation for a person riding their bike up to the top of a hill?
Kinetic transforming to potential
In which way would heat flow for the following scenario?
An ice cube in a glass of room temperature water
From the water to the ice cube
State the type of energy and transformation for the following scenario...
Rubbing your hands together on a cold day
Mechanical (friction) energy to thermal energy
What happens to the energy in food when we eat it?
It is converted into usable energy
When is an investigation also considered an experiment?
When it involves variables
Using kinetic and potential energy, what is the transformation for a rubber band being stretched and released?
Potential transforming to kinetic
Which would heat up faster in the sun. A penny in a glass of water or a penny in an empty glass?
A penny in an empty glass;
An empty cup (air/gas) would heat up faster than a cup of water.
State the type of energy and transformation for the following scenario...
Turning on a flashlight
Chemical energy to electrical energy to light energy
What specifically does temperature measure in terms of the energy of an object?
The average kinetic energy of the particles of an object
It does not involve testing variables