Which of these is a cultural service—a non material benefit people get from the environment

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Which type of bond is found between the atoms of a molecule? a. metallic b. delocalized electron c. covalent d. ionic

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?