Physical Science - Can I Believe my Eyes?

Other than eyes, what is needed to see the things around us? (Pick the BEST answer)

• Sun

• Light

• Moon

• Electricity

Tags

NGSS.4-PS4-2

Fill in the blank: Light travels in ______________.

• Zig-zags

• Spirals

• No particular pattern

• Straight lines

Tags

NGSS.4-PS4-2

A student used the picture to describe what the girl can and cannot see. Which explanation should the student use to explain the light model?

• She can see all of the objects because light rays bounce off of all of them

• She can see the wall but not the car because only the light rays bounce off the wall and reach her eyes.

• She can see the wall and the car because light rays bounce off the wall and the car and reach her eyes.

• She cannot see anything because the sun is being blocked by the wall

Tags

NGSS.4-PS4-2

What are the 4 things we need to see?

• Light, object, eye, direct path

• Light, sensor, obstacle, shadow

• Light, object, bulb, direct path

• Light, object, surface, eye

Tags

NGSS.4-PS4-2

In our rooms at night, we can see objects but not very clearly. What explanation can be given to describe this?

• Human eyes have night vision

• Light is stored in our rooms from the day which bounces off of the objects to our eye

• The objects store the light energy and glow at night

• Small amounts of light enter the room which bounces off of the objects to our eye

Tags

NGSS.4-PS4-2

What is WRONG with this light model?

• The arrows are in straight lines

• There is no light for the girl to see

• The tree is not making a shadow

• There is no object for the girl to see

Tags

NGSS.4-PS4-2

What scientific explanation about the way we see objects BEST describes why we cannot see things behind us?

• There is no direct path of light from the object to our eyes

• Our necks do not turn that far

• Other objects block us from seeing it

• We were not born with eyes in the back of our heads

Tags

NGSS.4-PS4-2

Finish this statement: Light continues traveling in a straight line until______________________.

• it changes direction

• it reaches an object

• it gets moved by the wind

• Statement would be false because light doesn't travel in straight lines

What scientific explanation BEST describes why we CANNOT see things BEHIND US?

• There is no direct path of light from the object to our eyes

• The lights are off

• Other objects block us from seeing it

• I can see things behind me without turning

Tags

NGSS.4-PS4-2

What is the BEST explanation on why we CANNOT see objects in another room?

• The lights are off in the other room ONLY

• The wall is blocking our direct view to the objects

• The objects disappeared

• Light bounces off the objects

Tags

NGSS.4-PS4-2