Ch.5: Energy / Energy Resources
Ch.6: Thermal Energy
Ch.7: Foundations of Chemistry
bonus
150
What is Energy?
The ability to cause change, Energy in fireworks is released as sound and flashes of light.
150
What is thermal energy?
Sum of the kinetic and potential energy of the particles that make up a material
150
What is matter?
Anything that takes up space and has mass
150
what app are you guys assessed with.
tik tok
250
what is Energy and Work
Work can transfer an object’s kinetic and potential energy!! Remember that movement must occur for work to be done. All forms of energy are measured using JOULES (J)
250
what is a Thermostats
Devices that regulate the temperature of a system or Temperature dial located on ovens and toasters
(if you say one of them your fine)
250
what are Physical Changes?
Changes in size, shape, form, or state of matter in which the matter’s identity stays the same
250
who was the main pilot in midway
richard halsey best
350
What is The Law of Conservation of Energy
Energy can be changed from one form to another, but cannot be created or destroyed
350
what are heat engines
Machines that convert thermal energy into mechanical energy and Car engines are an example
350
what is the Conservation of Mass
The total mass of matter is the same even after a physical change
350
whats my favorite war
world war II
450
Name a Fossil Fuel
450
what are Thermal Contraction
A decrease in a material’s volume when its temperature decreases
450
what are Heterogeneous Mixtures
Type of mixture in which the individual substances are not evenly mixed
450
whats my favorite animal
A Bear 🐻🐻🐻 roar
550
How do we use energy?
85% of energy comes from burning fossil fuels
93% of energy comes from nonrenewable sources (nuclear)
550
what are Heating Appliances
Devices that convert electric energy into thermal energy
550
what are Reaction Rates?
Particles can be made to collide harder and more frequently, increasing the reaction rate
550
whats my favorite color.
trick Question bc i like all of the colors. 🤣🤣🤣