Human Impact on the Environment Answers

Consider the incomplete equation below If this equation was completed, which statement would it best support?

Examine the nuclear reaction: . Why is this classified as a nuclear reaction rather than a chemical reaction?

If the kinetic and potential energy in a system are equal, then the potential energy increases. What happens as a result?

Simone created a chart to summarize the energy transformations that take place when energy from the wind is used to generate electricity.Which best completes the chart?

A mining company wants to build a modern processing plant that is safe for workers. The location of the plant is close to the mining operation, which has inadvertently exposed some sources of radionuclides. Which is the best reason for consulting with a nuclear chemist before building the processing plant?

The table shows information about four students who are running around a track. Which statement is supported by the information in the chart?

As a person pushes a box across a floor, the energy from the person’s moving arm is transferred to the box, and the box and the floor become warm. During this process, what happens to energy?

Which type of radiation is the main hazard during radiological procedures?

When a spring is compressed, the energy changes from kinetic to potential. Which best describes what is causing this change?

An isotope undergoes radioactive decay by emitting radiation that has no mass. What other characteristic does the radiation have?

What is the unit of measure for energy?

Which type of reaction does this diagram represent?

Which set of terms best defines what affects kinetic energy and potential energy, respectively?

Which two types of potential energies would be types of mechanical energies?

A fusion reaction takes place between carbon and another element. Neutrons are released, and a different element is formed. The different element is

What part of an atom is involved in a chemical reaction?

What is the source of almost all energy on Earth?

A target is shielded from a radioactive sample by a sheet of metal. What kind of radiation can pass through the sheet of metal and hit the target?

When Javier touches a hot mug of tea, energy is transferred from the surface of the mug to his hand. What kind of energy is this?

Which best describes a chain reaction associated with a nuclear reaction?

Seema knows the mass of a basketball. What other information is needed to find the ball’s potential energy?

When a person strikes and lights a match, potential energy in the match is transformed into which types of energy?

Which is occurring when work is being done?

Which statement is true about the use of radiation to treat cancer?

Which profession is likely to use a radiation shield?