Science.. Flashcards
1
Q
Transparent
A
An object that will allow light to pass through
Example: Glass is transparent
2
Q
Opaque
A
An object that will not allow light to pass through
Example: Metal is opaque
3
Q
Refraction
A
When a light ray crosses a boundary between two substances with different densities, it changes speed and changes direction
Refraction is responsible for the bending of light in a glass of water
4
Q
Weight
A
The gravitational force between the object and the planet it’s on
The weight of an object is determined by the force of gravity on it
5
Q
What is luminous
A
An object that produces light waves
