A piece of iron with a temperature of 300 degrees Celsius is dropped into a gallon of water with a temperature of 25 degrees Celsius heat will?

A small 18 kilogram canoe is floating downriver at a speed of 1 m/s. What is the canoe's kinetic energy?

Technician A says that the back of all engine bearings should be lubricated during assembly. Technician B says that the face of the main and rod bearings should be lubricated before final assembly. Which technician is correct?

Using the free-body diagram, calculate the net force acting on the sled. Is the sled in a state of dynamic equilibrium?

The two particles are both moving to the right. Particle 1 catches up with particle 2 and collides with it. The particles stick together and continue on with velocity vf. Which of these statements is true? a. vf = v2 b. vf is less than v2. c.

An object that does not allow light to pass through it is

How are molecules in a neutral state different from ions?

What is a hypothesis for why mitochondrion has separate dna from the nuclease?

An airplane flies 1350km in 2 1/4 hours. What is its average speed in kilometers per hour?

A projectile is launched over a horizontal surface in such a manner that its maximum height is 3/5 of its horizontal range. Determine the launch angle.

Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?