What word is used for this definition?
concrete or filled wire baskets that support a slope and prevents landslides from occurring
a. grading
b. terraces
c. retaining wall
d. lag time
e. stream gauge
f. skew-t graph
g. hydrograph
h. 100- year flood
asap i just need to use the correct word for the definition! : (

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

1.what is where an object is located 2. what is how fast an objects speed is changing 3. what is how fast an object is moving

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.