6.1 Light and Matter Unit Test - Shanna Martz | Library

1

What happens to light when it reaches the calm lake surface?

1

What can be concluded about light and vision from the class investigations?

1

What causes someone to be nearsighted?

1

Why does the iris change the size of the pupil?

1

What happends when light from Room A's light source shines directly on the one-way mirror toward the teacher?

1

Based on the light inputs to their eyes, what would the music student expect to see?

1

What is the main purpose of conducting an investigation on how light interacts with different materials such as a one-way mirror, glass, or a regular mirror?

1

Why is it necessary to keep the experimental conditions the same while testing each material?

1

Why can't light transmit through a regular mirror?

1

What does 'half-silvered' mean in the context of one-way mirrors?

2

Which of the following things do you think are important to explaining the one-way mirror phenomenon in the video with Pete and the music teacher. Check all that apply

1

True or false, light only travels in a bent pattern.

1

What path of light allows us to see the vehicle in the reflection?

1

What is the purpose of the silver layer and black backing behind the glass on a regular mirror?

1

The silver grid on the front of a one way mirror allows...

5

Why does the student see himself? (Write this response as a CER and it has to be at least 3 sentences)

3

Match the material with the amount of light reflected and transmitted in a "perfect" experiment where a beam of light is shining on the following materials.

Draggable item		Corresponding Item
One-Way Mirror		half (50%) reflected, half (50%) transmitted
Regular Mirror		100% reflected, 0 % transmitted
Glass		10% reflected, 90 % transmitted

2

The _______ receives inputs but it is the _______ that processes what we see and turn it into an image. 

1

Light that has reflected off the student enters both the student's and the adult's eyes allowing people to see the student.

1

Which model below accurately shows why someone sees himself in a one-way mirror when the light is on in his room only.

1

What is the BEST piece of evidence we have that the one-way mirror's material is the same on both sides?

1

What happens when someone is farsighted?

1

What role does the retina play in vision?

1

What happens to light when it passes through a magnifying glass?

2

If someone was standing outside and saw their reflection in a store window, it must be _______ outside and _______ inside the store.

1

Why can two people see different things while looking at the same object?

5

Match the following vocabulary words to their definitions:

Draggable item		Corresponding Item
transmit		is a variable in an experiment that is being changed by the person doing the experiment
independent variable		is a question that is being asked or tested in an experiment
light source		means to send or pass on something, such as light or information
refract		is an object or device that gives off light
experimental question		means to bend light as it passes through a different medium with a different refractive index.

5

Match the following vocabulary words to their definitions:

Draggable item		Corresponding Item
reflect		a variable that is being measured in an experiment and is affected by the independent variable
scale model		the nerve that carries signals from the eye to the brain
retina		the layer of cells at the back of the eye that receives light and sends signals to the brain about what is being seen.
optic nerve		a smaller version of something that is made to be the same as the larger version in every important way, but is smaller in size
dependent variable		to bounce light, sound, or an image off a surface

5

Match the following vocabulary words to their definitions:

Draggable item		Corresponding Item
model		a simplified version of something that is used to help understand how the real thing works
one-way mirror		a thin layer of silver or other reflective material that is applied to the back of a mirror to make it reflective
transparent		light can pass throiugh something and you can see through it
opaque		type of mirror that allows people on one side to see through it, but people on the other side cannot see through it
silvering		light cannot pass through something and you cannot see through it