What is the si unit for mass​

Now that the first three steps have been explained, identify the next three steps, in order. calculate the magnitude of r sum vector components calculate a and b magnitudes calculate the direction of r, calculate x,y components step 4 step 5 step 6

Which statement best describes how private industry decides where to spend the money on research and development

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?