Light and Matter
Light travels in a _______ line.
straight
Sound needs a ______ to travel through.
medium
What is a transit?
Object passes across
A ____________ is a part which is made up of other parts. How something is shaped, the way it looks, or the properties it has to do its job.
structure
magnitude
______ light reflects off of a one- way mirror and ________ light transmits.
some and some
The more _____ applied to an object, the ________ the peaks and valleys will be.
Earth orbits the Sun ______.
counterclockwise
The structure of __________ cells are long, thin “branches” or “tentacles” that extend from the center.
nerve cells
As rocks become hotter and more compressed, what happens to them?
their behavior changes - they change state, and tend to begin to move and shift.
When there are multiple light inputs, the brain responds to the _________ signal.
strongest
The number of peaks and valleys is called ________
frequency
Which color light refracts the least?
blue
_______________form ring-like patterns close together to provide structure and strength for the body.
Bone cells
________exist on or near almost all mountain ranges.
Earthquakes
Light can transmit, reflect and _______ when it passes through transparent materials.
refract
Soft sounds have a small _______ on a motion graph.
amplitude
Earth’s atmosphere contains ___________, ___________, ______________, and ____________ that gets less dense higher up.
ice crystals
dust particles
water particles
air particles
There is a third type of nerve cell helps control processes in your body that work automatically such as:
1. blink
2. inhaling and exhaling
3. heartbeating
What happens to Earth's surface during an earthquake?
The ground moves back and forth in an earthquake.
Some parts of the surface crack open with a noticeable difference in between the ground on either side of the crack after an earthquake.
Light enters the eye through the ______.
As the light passes through the ______, it _______ the light to the back of the eye.
Structures in the _____ change the light signal to an _______ signal.
The ________ signal travels through the __________ to the_________.
1. pupil
2. lens, refracts
3. retina, electrical
4. electrical, optic nerve, brain
If you played the same note (pitch), but with a softer sound (amplitude), what would the graph look like?
(draw on paper)
the wavelengths would stay the same and have a smaller amplitude.
If the northern hemisphere is facing away from the Sun, what is the:
1. Season on the northern hemisphere?
2. The amount of sunlight on the northern hemisphere?
3. Is it closest or furthest from the Earth?
1. winter
2. indirect
3. closest
___________ organisms have different types of cells that work together as a system of subsystems that rely on one another to live and make more of themselves.
Multiceullular
The rock deep below the ocean bottom is more ________ than the rock deep below the continents.
more dense