Question

which method uses unmanned vehicles for research in polar areas?
a. satellite monitoring
b. drone technology
c. thermal imaging
d. ice drilling

what do deep - sea robotics primarily help researchers study?
a. wind currents
b. climate patterns
c. polar marine ecosystems
d. bird migration

Explanation:

First Question (Which method uses unmanned vehicles for research in polar areas?)

• Option a: Satellite monitoring uses satellites (not unmanned vehicles like drones) for monitoring.
• Option b: Drone technology involves unmanned aerial vehicles (drones) which can be used in polar research for tasks like surveying ice, wildlife, etc.
• Option c: Thermal imaging is a technique (not a vehicle - based method) to detect heat patterns.
• Option d: Ice drilling is a manual or machine - based (but not unmanned vehicle - based in the sense of drones/robots for research mobility) method to drill ice.

• Option a: Wind currents are studied in the atmosphere, not by deep - sea robotics which operate in water.
• Option b: Climate patterns are a broad term, but deep - sea robotics are more focused on marine - specific aspects.
• Option c: Deep - sea robotics can explore the deep - sea environment in polar regions (or other deep - sea areas) to study marine ecosystems, including organisms, habitats, etc.
• Option d: Bird migration is studied in the air or on land (tracking birds), not by deep - sea robotics.

Answer:

b. Drone technology

Second Question (What do deep - sea robotics primarily help researchers study?)