Science study guide
Some giant ocean waves have a wavelength of 25 m and travel at a speed of 6.5 m/s. What is the frequency of this wave?
0.26 Hz
A longitudinal wave is observed to be moving along a slinky. Adjacent crests are 2.4 m apart. Exactly 6 crests are observed to move past a given point in 9.1 s. Its wavelength is 2.4 m. What is the frequency?
0.66 Hz
What color will a yellow banana appear when illuminated by blue light?
Black
______ interference occurs when the crests of one wave overlap the crests of the other wave.
Constructive
What statement is correct about diffraction?
Diffraction occurs just with electromagnetic waves.
_____ reflection occurs when light reflects off a rough surface and forms a blurry image or no image at all.
Diffuse
An _____ wave consists of vibrating electric and magnetic fields.
Electromagnetic
On the electromagnetic spectrum, light falls between _______ and X rays.
Microwaves
An image is a copy of an object formed by ____ light.
Reflected
______ is the bouncing back of waves from a surface that they cannot pass through.
Reflection
Which color of visible light has the shortest wavelength?
Violet
_____ of electromagnetic waves range from longer than a soccer field to shorter than the diameter of an atom.
Wavelengths
Which light consists of all the colors of the visible light spectrum?
White light
What color will a yellow banana appear when illuminated by white light?
Yellow
When electromagnetic waves strike matter they may be...
absorbed, reflected, refracted
The spreading of a mechanical wave into the region behind an obstruction is called ____.
diffraction
Which pair of terms best describes microwave?
electromagnetic and transverse
A wave of constant wavelength diffracts as it passes through an opening in a barrier. As the size of the opening is decreased, the diffraction effects...
increase
Wave ____ may occur when two waves that are traveling in opposite directions meet.
interference
Wave interactions refer to interactions between a wave and...
its medium
A wave that travels through matter is called a ______ wave.
mechanical
Like a mechanical transverse wave, an electromagnetic transverse wave travels in a direction that is _____ to the vibrations of the wave.
perpendicular
Types of wave interactions include
reflection, refraction, diffraction
Sources of infrared light include...
the sun, flames, living things
If you shake one end of a rope up and down, a wave passes through the rope. What type of wave is it?
transverse wave
In a longitudinal wave, the places where particles of matter are closer together are called ___.
Compressions
What is an example of a longitudinal wave?
Hitting a slinky at one end
Electromagnetic waves that humans can not see with wavelengths just larger than red visible light are _____.
Infrared
What is an example of an electromagnetic wave?
Light waves traveling through glass
We can see objects that do not generate light because we see the ___ of light off those objects.
Reflection
_____ reflection occurs when light reflects off a very smooth surface.
Regular
What wave can be transmitted through a vacuum?
Sound
What wave is not a transverse wave?
Sound waves
In which type of wave do particles of the medium move in small circles?
Surface wave
