1. Question 1 / 17
This is the unit for FREQUENCY.

2. Question 2 / 17
In a longitudinal wave in what direction does the medium move compared to the direction of the energy (i.e., the direction the wave is traveling)?

3. Question 3 / 17
A pendulum swings back and forth once every 10 seconds. What is its frequency?

4. Question 4 / 17
In this wave, what is represented by the letter B?

5. Question 5 / 17
How many nodes are in the following diagram?

6. Question 6 / 17
What will be the resultant wave of superposition of these two waves?

7. Question 7 / 17
In this wave, what is represented by the letter A?

8. Question 8 / 17
In the equation: 𝑣=𝜆𝑓 What does 𝜆 represent?

9. Question 9 / 17
The dense regions in this wave are called this

10. Question 10 / 17
In the equation: 𝑣=𝜆𝑓 What does 𝑣 represent?

11. Question 11 / 17
In this wave, what is represented by the letter C?

12. Question 12 / 17
In order to change the speed of a wave, what needs to change?

13. Question 13 / 17
In what kind of wave does the medium move perpendicular to the direction of the energy (i.e., the direction the wave is traveling)?

14. Question 14 / 17
How many antinodes are in the following diagram?

15. Question 15 / 17
What kind of wave does this represent?

16. Question 16 / 17
In this wave, what is represented by the letter D?

17. Question 17 / 17
The stretched regions in this wave are called this

18. Question 18
What would be the resultant wave of superposition of these two waves?

20. Review Study Momentum/Impulse and Heat!!
If a glass of water at 25oC is added to glass of 35oC water what will the new water temperature be?
Impulse is equal to the change in ____
If two skaters are standing facing each other and they push away what will the momentum be of each skater?
A .06 kg tennis ball moves at a velocity of 12m/s. the ball is struck causing it to rebound in the opposite direction at a speed of 18m/s. What is the balls new momentum?
What is conservation of momentum?
A 1kg ball traveling 10m/s hits a 2kg ball at rest. After the collision the 1kg ball stops. After the collision what is the resulting velocity of the 2kg ball?