Lines, Rays, and Angles

When light traveling in straight lines passes through an object that is curved like a lens, the light is _________ at different angles.

• refracted

• reflected

• absorbed

• dispersed

Tags

NGSS.MS-PS4-2

This diagram best represents 

• reflection

• refraction

• absorption

• diffusion

Tags

NGSS.MS-PS4-2

A student is creating a model of a concave lens. The diagram shows her incomplete model. Which action would best complete her model?

• The student should draw the light moving into the lens and then exiting in converging lines.

• The student should draw the rays of light moving into the lens and then exiting at right angles.

• The student should draw the rays of light moving into the lens and then exiting in a straight path.

• The student should draw the light moving into the lens and then exiting in lines that are spreading out.

Tags

NGSS.MS-PS4-2

Which diagram shows light rays being reflected by the mirror?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

What is a line?

• A point moving in space

• A series of points that extends infinitely in two directions

• A series of points that extends in one direction

• A series of points that does not extend

Tags

DOK Level 1: Recall

What is a ray in geometry?

• A line that extends infinitely in both directions

• A part of a line that has a fixed starting point but no end point

• A closed figure with three sides

• A line segment with two endpoints

Which of the following angles is an acute angle?

What is the sum of the interior angles of a triangle?

If two lines intersect, how many angles are formed?

• 1

• 2

• 3

• 4