A television is the light source. The television produces light that goes directly to your _________.

An image on _____________ is both an object and a light source at the same time.

The difference between seeing an object and an image on television is that an object must have a light __________ that is bouncing light off of it for us to see it.

The dots of a TV screen create an ________ that looks like something real. These dots are called pixels.

Even if you can see the __________ up close, they are too small to be seen as individual dots when you stand far away.

Your brain does not see a bunch of little objects, because it puts them together to see the image on the ___________.

Long ago, artists in ____________ painted in a style called pointillism. Images using pointillism are created by painting many tiny dots or points.

Your ____________ can get confused by what your eyes see.

To compare means to think about what is ______ and what is different.

Optical is a word related to your sense of sight. Many other words start with the prefix opt- . An ___________ is an eye doctor.

Optical illusions can be fun because they fool you. Optical _____________ are a kind of trick.

Your eyes play an important role in ____________. But your eyes and your brain work together.

Your brain is the ___________ that makes

sense of what you see.

Optical illusions and magician’s tricks

are not real. Your brain is just __________.

when living organisms produce their own light

What we saw depended on changes in the light. A phenomenon is an event that happens in the

real world and that occurs over and _________ again.

Investigating phenomena will help you learn how light affects what you see. In science class, you will ______________ different phenomena almost every day.

The scientific ideas that explain the behavior of light also explain how computers, televisions, satellites, GPS, and many other systems work. In fact, many scientific discoveries from the last 100 years are based on the same principles that explain the behavior of _________________.

Science is about asking questions about how the world works and gathering evidence to help understand and explain the answers to those __________________.

Science relies on data collected by _______________ phenomena.

Phenomena: Any naturally occurring event that can be observed.

A Phenomena must be:

Observable

Something you can ask questions about

Something you can examine to ____________ out how or why

Use, _______________, and interpret data from observations to determine what is needed for people to see an object.

In a science experiment, ________________ must be sure they have a “fair test”.

In class we used boxes that are called _____________ boxes. Inside there is a statuette.

In order to see an object, we need: Light, an eye, and an object. Also, a straight or unblocked path between ____________ and object.

Light travels in a _____________ line.

An object can only be seen if the path between that object and the eye is not _______________ by something else, so that light can travel between the two.

An object can be seen if _____________ conditions are met: there is an object, an eye, a source of light, and a direct path between the object and the eye.

facts/information collected and written down while observing something; should not be an opinion

Can I believe my ______________?

At BMS we do brain breaks?

Is the picture moving?

What do you see?

Is the image moving?

Is the image moving?