A circuit with 1000 ohms resistance has current of 2 amps. What's the level of power? A. 1000 watts
B. 800 watts
C. 4000 watts
D. 2000 watts

5g of ammonium nitrate was dissolved in 60g of water in an insulated container. the temperature at the start of the reaction was 23.0°c and at the end it was 19.0°c. calculate the energy absorbed by the reaction.

Is the vertical component of velocity ever zero?

Ajet plane flying 600 m/s experience an acceleration of 4.0 g when pulling out of a circular dive. what is the radius of curvature part of the path in which the plane is flying? a) 7100 m b) 650 m c) 9200 m d) 1200 m