What is the acceleration of a 1.5 kg football thrown with a force of 13.00 N to the east with a westward wind opposing it with a force of 4.000 N?

Diamond will scratch quartz. true or false

Atank has a shape of a cone with a radius at the top of 2 m and a height of 5 m. the tank also has a 1 m spout at the top of the tank. the tank is filled with water up to a height of 2 m. find the work needed to pump all the water out the top of the spout. (use 9.8 m/s2 for g and the fact that the density of water is 1000 kg/m3.)

Scientific models are based on current knowledge, which can limit their effectiveness when new discoveries are made.