Film Science Questions for The Core

1. Where is the opening sequence leading us?

2. What bizarre, seemingly unrelated incidents occur in Boston?

3. a) Dr. Joshua Keyes, a geophysicist, states what relationship between a wave's length and frequency?

b) When he plays the trumpet, the oscilloscope displays what wave shape?

c) But, sound waves would actually have what appearance?

d) The trumpet is what type of tube?

e) What size of wave would resonate best in a 60 cm long, 3 cm diameter open tube?

f) In 20⁰ air, what would be the frequency of the wave?

4. Anomalies in the behavior of sound waves moving through the Earth reveal what?

5. Why do Dr. Keyes and Dr. Serge Leveque, an atomic specialist, meet at the makeshift mortuary?

6. a) What left hand rule drives the video camera's motor?

b) Why were the pigeons flying into things?

7. Oddities in migration patterns might be linked to what change in the Earth?

8. The Endeavor's rapid descent left a trail of superheated air that became what state of matter?

9. a) If a radar pulse echos from the Endeavor in 0.6 s, how far away is it?

b) A radar pulse would echo in what time if the shuttle is 1 200 km above the Earth?

10. a) The siren on a police car racing toward the shuttle at 8.4 m/s sounds at 800 Hz. If the Tair is 25⁰,

what frequency is heard by the man on the scaffolding?

b) How long would it take the sound to reach him when the car is 200 m away?

11. What part of science occurs when Keyes asks Dr. Conrad Zimsky to critique his hypothesis?

12. a) What causes the Aurora Borealis?

b) This type of display is normally seen in what latitudes?

13. a) Drs. Zimsky and Keyes offer what hypothesis for the creation of the Earth's magnetic field?

b) Their hypothesis is a huge example of what left hand rule?

c) They suggest what future for the Earth if the changes continue?

14. a) Dr. Ed Brazzelton's pulse laser device uses resonance to do what?

b) He compares its effect with what medical procedure?

15. What wave behavior will move the bomb shock waves around the outer core?

16. How does Dr. Zimsky summarize science to Col. Robert Iverson?

17. a) Dr. Keyes' "look ahead" navigation aid works like what?

b) Its energy is located in which section of the electromagnetic spectrum?

18. a) The sparking coffee machine acts like what device used to study miniature lightning?

b) Find the electric field strength in the 12 cm gap between the machine's tank and spout if the

potential difference there is 500 V.

19. The Virgil's headlight has a luminous intensity of 1*10 ⁶ cd. How bright will it seem 400 m away?

20. What light behavior creates a sense of space and awe inside the huge crystal lined geode?

21. Why is the team concerned about the density of the outer mantle?

22. Dr. Zimsky reveals what as the cause of the mantle's instability?

23. The stress of the situation has what effect on the scientists' ability to think as a team?

24. The sun's microwave energy has what effects on the: a) water b) car tires c) bridge metal?

25. The team hopes to create what type of wave interference by carefully spacing the bombs?

26. a) Explain the size of the wires Dr. Keyes and Maj. Rebecca Childs use to power the up the Virgil.

b) What current will flow through 2 500 ohms of equipment if the hull creates a 4 500 V potential?

27. a) What is the physical evidence of the Earth's return to normal?

b) The image of the desert shows what shape of waves?

28. How does sound save Maj. Childs and Dr. Keyes?