An airplane taxis on the runway with a speed of 44m/s, a flight attendant walks toward the tail of the plane with a speed of 2.3m/s. What is the flight attendant's
speed relative to the ground?

Which would not reduce the amount of green house gasses in the air

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

How to tell if two objects are in thermal equilibrium 1.the objects have the same temperature 2.the objects are the same size 3.the objects are touching each other 4.the objects temperatures are changing