Do the vibrations of a transverse wave move perpendicular or parallel to the direction of wave travel?
Parallel
100
The fact that desert sand is very hot in the day and very cold at night is evidence that sand has
A low specific heat
100
Define Weight
The interaction between your mass and gravity
100
How many inches are in 21 feet
1,330,560
100
Absolute zero is actually only set at zero on this temperature scale.
Kelvin
200
A 100-vibration-per-second wave travels 50 meters in 1 second. What is its frequency?
100 hz
200
A thermos bottle has double glass walls with silver coating on the glass surfaces that face one another. What method of heat transfer does this strive to control?
Radiation
200
How much force is needed to keep a 10 kg object moving across a friction less surface?
Zero Newtons
200
How many cubic centimeters are in 2 cubic meters
2,000,000
200
Light that vibrates only in one direction is...
polarized
300
An object that completes 10 vibrations in 20 seconds has a frequency of
.5 hz
300
Which would burn a boy scout most?
a. 100g of steam at 100 degrees C
b. 100g of water at 100 degrees C
c. Both would be equally damaging
A
300
What is the difference between distance and displacement?
Distance is only a number, Displacement deals with direction
300
How many inches are in 6000 mm
236.2 in
300
_______ is the transfer of energy by the motion of heated particles in a fluid
Convection
400
A well trained opera singer can shatter a wine glass with her voice. What is this a demonstration of?
Resonance
400
Explain why a dog pants?
To help evaporation occur in its mouth and bronchial tract
400
What is the slope of a velocity time graph equal to?
The objects acceleration
400
How many miles per hour is 110 m/s?
246 mi/hr
400
If a position time graph has a curved line it means there must be...
Acceleration
500
If an object reflects all frequencies of visible light what color will it appear?
White
500
Why do your feet feel warmer on a rug than on a tile floor?