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Jouer Froggy Jumps
1. What is a ray in geometry?
A
A line that extends infinitely in one direction.
B
A closed figure with three sides.
C
A line segment with two endpoints.
2. Which type of ray is used in optics?
A
Light ray.
B
Gravity ray.
C
Sound ray.
3. What is the symbol for a ray in geometry?
A
A dashed line.
B
A line with an arrow on one end.
C
A solid line.
4. How many endpoints does a ray have?
A
Two endpoints.
B
One endpoint.
C
No endpoints.
5. In which direction does a ray extend?
A
Only to a certain point.
B
Infinitely in one direction.
C
In both directions.
6. What is the difference between a ray and a line segment?
A
A ray has one endpoint, while a line segment has two.
B
A ray is shorter than a line segment.
C
A ray is curved.
7. Which of the following is an example of a ray?
A
A circle.
B
A triangle.
C
The sun's rays.
8. What is the term for the starting point of a ray?
A
The intersection.
B
The midpoint.
C
The endpoint.
9. In ray tracing, what is primarily simulated?
A
Sound waves.
B
Gravity effects.
C
Light behavior.
10. What is the notation for a ray starting at point A and passing through point B?
A
AB with a line segment over it.
B
AB without any notation.
C
AB with an arrow over it.