Plz help fast im running out of time

Remote sensing of the earth's surface and atmosphere may involve the use of what type of instruments?

What is likely to happen if a new aggregate demand curve moves to the right? prices and output would drop, and the equilibrium point will stay the same. prices would rise, and output would drop in the short run. prices and output would rise, and the equilibrium point will change. prices would rise, and output would drop in the long run.

Which of the following words identify a question as absolute