A migrating bird flies at 80km/h for 30 minutes. Then at 60km/h for 1.5 hours. Assumingtwo significant digits in the given numbers, calculate the birds:a) Total distance travelledb) Average speed

The transfer of heat through the movement of a gas or liquid a. convection b. conduction c. radiation

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.

Hey student studies gravity using objects that have the same mass which two objects have the greatest gravitational force acting between them a. 100kg 1.0m 100kg b. 100kg 2.0m 100kg c. 100kg 2.0m 100kg big d. 100kg big 3.0m 100kg big