Light Vocabulary
Reflection and Refraction
Light STAAR Questions
Force/Motion Vocabulary
Balanced & Unbalanced
100
Energy that allows us to see objects
Light Energy
100
When light bounces off a surface
Reflection
100
A student holds a note card behind a jar of water. Why does part of the note card seen through the jar looks different from the rest of the note card?
Light bends or is Refracted
100
A push or pull that changes an object.
Force
100
No change in motion, no movement
Balanced
200
Light travels in a ____________________.
Straight Line
200
An object that reflects light so we can see ourselves
Mirror
200
Which of these examples would best model the behavior of light when light reaches the surface of a mirror?
A: A piece of clay is thrown at a wall and sticks to the surface.
OR
B: A ball is thrown at a wall and bounces away from the surface.
B: A ball is thrown at a wall and bounces away from the surface.
200
A force that slows down or stops motion when two surfaces rub together.
Friction
200
If an object is moving, the forces are__________.
Unbalanced
300
A material that lets all light pass through.
Transparent
300
When light bends when passing through water or glass
Refraction
300
We can see images of the trees in the water because light is being______________.
Reflected
300
Force that affects height and pulls objects towards the Earth's Core.
Gravity
300
Two students push on a box. Student A pushes with 5 units of force, and student B pushes with 3 units of force.
The forces are_____________.
Unbalanced
400
A material that lets some light through but scatters it.
Translucent
400
In this image light is being ______________.
Absorbed
400
A student looks into a mirror and sees an image of an object. Which diagram shows an X where the object is most likely located?
A: 
B: 
A:
400
Which surface has more friction: rough or smooth?
Rough
400
Student A pulls a box to the LEFT with a force of 15 Newtons and Student B pulls the box to the RIGHT with a force of 9 Newtons.
In what direction will the box move?
Left
500
A material that blocks light.
Opaque
500
What natural event happens when sunlight refracts through water droplets or a prism?
Rainbow
500
Scientists use telescopes to make distant objects appear closer.
Light is being_______________
Refracted
500
Tool that measures Force
Spring Scale