Asolid exerts a pressure of 20 pascal on a surface of 2m2. find its weight.
answer fast

The position of a dragonfly that is flying parallel to the ground is given as a function of time by r⃗ =[2.90m+(0.0900m/s2)t2]i^− (0.0150m/s3)t3j^. a: at what value of t does the velocity vector of the insect make an angle of 34.0 degree clockwise from the x-axis? b: at the time calculated in part (a), what is the magnitude of the acceleration vector of the insect? c : at the time calculated in part (a), what is the direction of the acceleration vector of the insect?

What is the momentum of a 2 kg object moving at 15 meters per second

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?