click below
click below
Normal Size Small Size show me how
Energy Study Stack
Question | Answer |
---|---|
What are results from vibrations from medians called? | Waves |
What is the solid, liquid or gas that waves can travel through called? | Mediums |
Which wave's particle's move perpendicularly to the direction the wave travels? | Transverse wave |
What is the point where the wave is highest called? | Crest |
What is the lowest point on a wave called? | Trough |
Which wave's particle's move parallel to the wave? | Longitudinal Wave |
What are the parts of the wave that are closest together called? | Compression |
What parts of the wave are furthest apart called? | Rarefaction |
Which waves require a medium to be able to travel? | Mechanical waves |
Which waves can travel without a medium? | Electromagnetic |
What is the measure of how far particles in the medium move from their rest position? | Amplitude |
What is the distance from crest to crest or trough to trough called? | Wavelength |
What is the number of waves that pass a point in a given amount of time called? | Frequency |
What is frequency measured in? | Hertz |
What are the speeds that waves travel called? | Wave speed |
What is a push or pull exerted on an object in order to change the object's motion called? | Force |
What is the use of force to move an object some distance called? | Work |
What is the rate at which work is done? | Power |
What is the equation for work? | Work=Force x Distance |
What the equation for power? | Power=Work/Time |
Carly used 10 newtons to push a box 5 meters. How much work did she complete? | 50 Joules |
Carly did 30 Joules of work walking up the stairs in 10 seconds. How much power did she use? | 3 watts |
If the frequency of a wave is 10 Hz and the wavelength is 5 cm, what is the wave speed? | 50 cm/s |
If the air and a sound wave travel parallel to each other, what type of wave is the sound wave? | Longitudinal |
In a longitudinal wave, you can measure the wavelength from ________ to ________ or ________ to ________ | rarefaction to rarefaction or compression to compression/compression to compression to rarefaction to rarefaction |
High frequency waves have ________(shorter or longer) wavelengths than low frequency wavelengths. | Shorter |
When calculating equations with distance, what do you measure them in? | Meters |
What stays the same regardless if you are moving fast or slowly and the mass is kept the same? | Work |