9th grade Physics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Through what mediums can mechanical waves travel? | show 🗑
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| How are mechanical waves created? | show 🗑
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| what direction does a transverse wave travel? | show 🗑
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| what direction does a longitudinal wave travel? | show 🗑
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| show | both parallel and perpendicular
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| When a surfer rides an ocean wave on her surfboard, she is actually riding on a what? | show 🗑
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| show | the time it takes for a wave to complete one cycle?
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| show | wavelength x frequency
wavelength/ period
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| how do you measure the amplitude of a transverse wave? | show 🗑
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| how are amplitude and energy related? | show 🗑
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| what is the term that describes when a wave strikes a barrier and bounces back? | show 🗑
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| show | reflection does not change the wavelength, amplitude or frequency
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| show | yes
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| show | if the wavelength is too large compared to the opening or obstacle?
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| What is the difference between constructive and destructive inference? | show 🗑
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| show | only if half its wavelength or a multiple half fits exactly into the length of a vibrating cord.
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| what type of wave are sound waves? | show 🗑
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| show | solids.
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| how does a sonar work? | show 🗑
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| what is resonance and what does it do to sound? | show 🗑
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| show | as the distance from a sound source increases, the intensity increases.
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| which part of the ear amplifies sound? | show 🗑
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| how do electromagnetic waves vary? | show 🗑
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| how do you calculate frequency of an electromagnetic wave? | show 🗑
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| how does light behave as a wave? | show 🗑
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| show | uses photons- packets of electrons.
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| show | blue.
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| show | it decreases.
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| show | electromagnetic spectrum.
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| show | radio waves, microwaves, infrared radiation, visible light, uv ray, x rays gamma rays.
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| cell phones use what type of wave? | show 🗑
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| show | white
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| how does soft tissue look like on x rays | show 🗑
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| show | it is transmitted
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| show | it is scattered
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| show | it is absorbed or reflected
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| show | reflected, absorbed or transmitted
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| show | the process of white light separating into color.
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| how can dispersion happen in the atmosphere? | show 🗑
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| show | what is it made of and the color of light that strikes it.
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| why do blue and yellow combine to produce white light? | show 🗑
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| what are the primary colors of pigments, and what do the produce | show 🗑
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| what are the primary colors of light | show 🗑
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| what happens if a atom gains or looses and electron | show 🗑
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| show | the amount of charge
the distance from the charge
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| what are the three ways a charge can be transferred? | show 🗑
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| what type of curren is produced by a battery? | show 🗑
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| what is the difference between a parallel and series circuit? | show 🗑
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| show | a material that makes charge easier to flow.- metal/copper
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| what is a insulator? | show 🗑
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| what affects the resistance of an object | show 🗑
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| show | a thick, cool and short wire
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| a thick, hot, long would produce what | show 🗑
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| what is the difference in electrical potential energy between two places in an electric filed is known as? | show 🗑
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| what is maintained across the terminals of a battery | show 🗑
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| what is ohms law | show 🗑
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| show | watts
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| what is the unit of electrical energy ? | show 🗑
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| what is the equation of electric power | show 🗑
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| show | ee= power x time
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| show | correct wiring, grounding, fuses, circuit breaker and three prong plug.
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| how does a gfcl work | show 🗑
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| what is a analong signal? | show 🗑
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| show | encodes information as a string of 1's and 0's
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| what is a vacuum tube used for? | show 🗑
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| what is a semiconductor? | show 🗑
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| show | it controls the strength and position of the beams to produce images.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
vahajuddin
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