IPC
Terms
undefined, object
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- A DEVICE THAT INCREASES OR DECREASES VOLTAGE IN A POWER LINE IS A
- transformer
- IN PLATE TECTONICS, PLATES SCRAPE PAST EACH OTHER AT TRANFORM FAULT BOUNDARIES. PLATE TETONICS IS AN EXAMPLE OF WHAT KIND OF FRICTION?
- sliding
- A STATIC DISCHARGE DIFFERS FROM AN ELECTRIC CURRENT IN THAT STATIC DISCHARGE _____
- lasts for only a fraction of a second.
- HAS WAVES LONGER THAN MICROWAVES
- radio waves
- SOUND WAVES ARE EXAMPLES OF
- longitudinal waves
- IF THE LEAVES OF AN ELECTROSCOPE SPREAD APART, IT MEANS THAT
- the leaves have received a charge
- AS A ROLLER COASTER MOVES DOWN A HILL WHAT DESCRIBES ITS ENERGY
- it is converted from peotential energy into kinetic energy
- CAN SOUND WAVES TRAVEL THROUGH SOLIDS?
- yes
- LIGHT TRAVELS FASTER IN A GLASS OR A VACUUM?
- vacuum
- A WAVE TRANSPORTS ____________, BUT NOT ______
- energy---matter
- WHAT MAKES LIGHT CHANGE DIRECTION AS IT PASSES FROM AIR TO GLASS?
- refraction
- CAN 2 WAVES OCCUPY THE SAME SPACE AT THE SAME TIME?
- yes
- A WAVE X METERS LONG HAS A SPEED OF Y METERS PER SECOND. THE FREQUENCY OF THE WAVE IS
- y/x
- THE GREATER THE FREQUENCY OF A WAVE THE GREATER THE
- speed of the wave
- RESISTANCE IS MEASURED IN
- ohms
- RADIO WAVES ARE AN EXAMPLE OF ______ WAVES?
- electromaginic waves.
- VISIBLE LIGHT WAVES REQUIRE A _____________ TO TRAVEL
- medium
- CURRENT IS EQUAL TO THE POTENTIAL DIFFERENCE DIVIDED BY THE RESISTANCE, IS KNOWN AS
- Ohm's Law
- A PATH CREATED FOR A CURRENT THAT ALLOWS ONLY ONE ROUTE IS CALLED A
- series current
- THE ATOMS IN A MAGNET ARE LINED UP
- according to their charges
- A CIRCUIT THAT HAS 2 OR MORE SEPARATE PATHS FOR ELECTRONS TO FOLLOW IS A
- parallel circuit
- A MATERIAL THROUGH WHICH ELECTRONS DO NOT READILY FLOW IS
- an insulator
- THE FORCE OF A MAGNET IS STRONGEST AT
- the poles
- ONE SOURCE OF CONSTANT ELECTRIC CURRENT IS A
- dry cell
- THE REGION AROUND A MAGNET WHERE THE MAGNETIC FORCES ACT IS THE
- magnetic field
- ELECTRIC CHARGE THAT HAS BUILT UP IN ONE PLACE IS REFERRED TO AS
- static electricity
- A WAVE HAS A PERIOD OF 0.25 SECONDS. THE FREQUENCY OF THIS WAVE IS
- 4
- THE DIFFERENCE BETWEEN VISIBLE LIGHT AND X RAYS IT
- the frequency of X rays is greater
- WHEN CURRENT FLOWS THROUGH A WIRE, WHAT IS CREATED AROUND THE WIRE?
- magnetic field
- AN INSTRUMENT THAT MEASURES THE POTENTIAL DIFFERENC IS
- voltmeter
- THE FUNCTION OF AN ELECTRIC MOTOR IS TO
- change electrical energy to mechanical energy
- A DEVICE DESIGNED TO PEN AN OVERLAODED CIRUCIT AND PREVENT OVERHEATING IS A
- circuit breaker
- A TV THAT NEEDS 0.40 AMPERE OF CURENT IS OPERATED ON A 120-VOLT SERVICE FOR 5.0 HOURS. HOW MUCH ENERGY IS USED?
- 0.24 kWh
- THE AMOUNT OF ENERGY IN A PHOTON OF LIGHT IS PROPORTIONAL TO THE
- frequency of the corresponding light wave.
- LIGHT WAVES REQUIRE A
- medium
- WHICH SIMPLE MACHINES ARE FOUND IN A BICYCLE
- lever; wheel and axle
- THE FREQUENCY OF A SOUND WAVE DETERMINES
- the pitch of the sound
- WHAT HAPPENS TO THE VOLTAGE OF THE CIRCUIT WHEN THE CURRENT APPLIED TO THE CIRCUIT INCRESASES AND THE RESISTANCE IS HELD CONTSTANT
- the voltage increases
- LAW OF REFLECTION: WHEN LIGHT RAYS REFLECT OFF A SURFACE THE ANGLE OF INCIDENCE IS _____ TO THE ANGLE OF REFLECTION.
-
equal to
- THE RELATIONASHIPBETWEEN MASS, FORCE, AND ACCELERATION IS EXPLAINED BY
- Newton's 2nd law of motion
- DESCRIBE THE DIRECTION OF THE ELECTRIC CURRENT IN AC
- it changes regularly
- WHEN AN OBJECT IS AT REST THE FORCES ACTING ON THE OBJECT
- balance each other
- WHICH TYPE OF ELECTOMAGNETIC WAVES HAS A SLIGHTLY LONGER WAVELENGTHS THAN RED LIGHT?
- infared light
- WHAT IS A STATEMENT REGARDING AN OBJECT FALLING TO EARTH?
- earth pulls on the object, and the object pulls on the Earth
- THE RATE OF CHANGE OF SPEED IN A DIRECTION IS CALLED
- acceleration
- GRAVITATIONAL ATTRACTION BETWEEN 2 OBJECTS IS AFFECTED BY
- mass and distance
- WHEN NASA LAUCHES A ROCKET INTO SPACE WHICH OF NEWTON'S LAW'S DESCRIBES THE FIRING OF THE ROCKET.
- action/reaction
- IF YOU ARE IN A CAR THAT SUDDENLY STOPS, HOW WILL YOUR BODY REACT?
- it will continue to move foreward.
- STYROFOAM IS A GOOD HEAT
- insulator
- THE POTENTIAL ENERGY OF AN ELECTRIC ____________ AS IT MOVES THROUGH A CIRCUIT
- increases
- THE MEASURE OF THE AVERAGE KINETIC ENERGY OF THE PARTICLES IN AN OBJECT CAN BE DESCRIBED BY
- temperature
- LIGHT WAVES ARE WHAT KIND OF WAVES?
- transverse waves
- WHAT IS THE DISADVANTAGE OF USING SOLAR CELLS (solar energy)
- solar energy is not always available
- WHICH TKYPE OF ELECTROMAGNETIC RADIATION IS USED TO KILL CANCER CELLS?
- gamma rays
- LIGHTNING IS
- a very large discharge of static electricity
- THE RATE AT WHICH AN ELECTRICAL DEVICE CONVERTS ENERGY FROM ONE FORM TO ANOTHER IS CALLED
- electrical power
- THE FORCE THAT OPPOSES GRAVITY WHEN A LEAF FALLS IS
- air resistance
- IF IVY WON A 300 METER RACE IN 40 SECONDS, WHAT WAS HER RATE OF SPEED?
- 7.5 m/s
- THE COLOR OF VISIBLE LIGHT DEPENDS ON THE
- wavelength of the light.
- SOUND WAVES REQUIRE
- a medium
- A WAVE WITH A FREQUENCY OF 0.5 Hz AND A SPEED OF 10 m/s HAS A WAVELENGTH OF
- 20m.
- WHICH TYPE OF ELECTROMAGNETIC WAVES HAS THE HIGHEST FREQUENCY?
- gamma
- WATER WAVES TRANSPORT
- energy, but not water
- WHICH TYPE OF ELECTROMAGNETIC WAVE HAS THE GREATEST WAVELENGTH?
- radio
- A TRAIN OF WAVES IS MOVING AT A SPEED OF 30 m/s. THE FREQUENCY OF THE WAVES IS 10 Hz. WHAT IS THE WAVELENGTH?
- 3m
- WHEN LIGHT RAYS REFLECT OFF A ROUGH SURFACE, THEY
- scatter in different directions
- HOW WAS NEIL ARMSTRONG AFFECTED WHEN HE LANDED ON THE MOON? (WEIGHT & MASS)
- his weight changed, his mass did not.
- WHAT IS THE RELATIONSHIP AMONG POWER, CURRENT, AND VOLTAGE (FORMULA)
- P = I x V