Science Unit 5

Sound intensity or loudness has to do with how ___________ the sound wave is.

Four types of musical instruments used in _________ are stringed instruments, woodwinds, brass, and percussion.

Heat follows some rules that are called the laws of

Lenses, such as those in eyeglasses and telescopes are used to precisely change the ____________of some of the light.

In addition to medical uses, _________ are used at airports to check our  suitcases.

Electromagnetic energy is energy that is carried by __________and _________fields.

God ______ all the energy in the universe.

The __________radio must be tuned to the same frequency as the transmitting radio.

Light is actually a form of ______ and is what enables us to see the world that God created.

The _______ that we see are a result of the length of the light's wave.

The first law of thermodynamics states that energy, including heat, is not __________,  nor is it ever __________

X-rays are a type of ___________ that travels as a wave. 

Electromagnetic _______ carry the electromagnetic energy and transfer it from one place to another.

Pitch is the term used to describe a sound's _________. A higher ________ means the musical note is higher.

_________ waves travel through the air at 846 feet in just one second.

Electromagnetic energy has many forms including electricity, radio waves, microwaves, light, and

To get X-rays, a powerful beam of electrons is fired at an atom and the ____________deep within that atom are excited.

The unit of measurement for sound loudness is called the __________

A radio transmitter is an electronic able to produce waves that are __________ from the sending radio.

Thermodynamics is a big word that means the branch of physics that explores how heat relates to _________ and ________

Light is electromagnetic energy with wavelengths that fall in a range on the __________ spectrum.

An X-ray has a wavelength that is much _________than visible light and has a much higher frequency as well. 

Intensity means ___________ and can be changed based on the size of the vibration.

___________ transmission and reception use the same principles as radio transmission and reception.

________ can be transferred from one object to another, can be moved from one place to another, and can change forms.

___________ can be reflected, transmitted, absorbed, or scattered. 

Timbre refers to _______ of sound that are special for each type of musical instrument.

Sound is actually a form of  ________ and is a wave.

To create a TV picture, electrical impulses cause an __________ gun to shoot electrons at the surface of the TV screen.

 _______sounds come from either the voice or musical instruments.

Radio and television signals are actually _________ energy waves that exist as part of the electromagnetic spectrum. 

The calcium in our bones blocks much of the X-ray from getting through, so the exposed X-ray film is _________.

In physics, ____________ is based on the frequency of the vibration.

The second law of thermodynamics says that heat always goes from ________ to ________

There are really only three ways heat energy can move: by ________, ________, or ________.