Animals that can hear ultrasonic sounds are the what

a plan on a search mission flew east from an airport, turned, and flew west back to the airport. the plane cruised at 200 km/h when flying east and 300 km/h when flying west.

What effect does heating a solid to a high temperature have on its crystal lattice?

find the kinetic energy of 5 litre of a gas at STP given standard pressure is 1.013 into 10 to the power 5 Newton per metre square

A 10.0 g bullet moving at 300m/s is fired into a 1.00 kg block at rest. The bullet emerges (the bullet does not get embedded in the block) with half of its orginal speed. What is the velocity of the block right after the collision?

A 6.0 kg bucket of water is raised from a well by a rope. if the upward acceleration of the bucket is 3.9 m/s2, find the force exerted by the rope on the bucket

A hill has three paths up and sides to a flat summit area that three path Lanks are different but the vertical height from the bottom of the mountain to the top is the same A) which path would be easiest for a car to claim B) not including the

Which one of the following is not an organic compound? Why? CH4 C2H6O Ca0

Which structure connects muscles to bone?

A firefighter mounts the nozzle of his fire hose a distance 36.9 m away from the edge of a burning building so that it sprays from ground level at a 45° angle above the horizontal. After quenching a hotspot at a height of 8.

A force is applied to a 13.0 kg wagon to pull it down the sidewalk at a constant speed. The coefficient of kinetic friction is 0.65. Considering the resulting frictional force, what is the magnitude of the applied force?