A large warehouse is 100 m wide, 100 m deep, 10 m high:
a) What is the total weight of the air inside the warehouse?
b) How much pressure does the weight of the air apply on the floor?

• A. (a) 1.2×10⁴ N;
  (b) 1200 Pa
• B. (a) 1.2×10⁵ N;
  (b) 120 Pa
• C. (a) 1.2×10⁵ N;
  (b) 1200 Pa
• D. (a) 1.2×10⁶ N;
  (b) 120 Pa