L1 The Camera and The Eye

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

When you dissolve sugar cubes in tea, the tea is the ____________.

• solvent

• solute

We see shadows because light travels in a __________________ line.

• curved
• straight
• rainbow

What would happen to your pupils if its very bright outside?

• They would expand and become very large.

• They would contract and become very small.

Which part of the eye refracts light onto the lens?

• Cornea

• Pupil

• Retina

Which part of the eye is #2?

• Pupil

• Retina

• Optic Nerve

• Lens

Which part of the eye is where images are converted to nerve impulses?  

• Retina
• Cornea
• Optic Nerve
• Lens

A student placed a pencil in a cup of water. The pencil appears broken because light

• always travels in a straight line.

• bends when it passes through water.

• makes the water in the glass evaporate.

• reflects the pencil on the water's surface.

Tags

NGSS.MS-PS4-2

What is the speed of light in kilometers per second?

• 1,000,000 km/s

• 300,000 km/hour

• 300,000 km/minute

• 300,000 km/s

T/F: Your camera functions like the eye

• True

• False