Electricity generated from any source comes with its own advantages and disadvantages. So, no source of energy for generating electricity is perfect. However, imagine that there is an energy source that perfectly meets the needs of society. Describe this ideal source of energy. Include relevant factors such as cost, supply, safety, reliability, and environmental impact.

Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?

Calculate the frequency of a wave in a spring toy. the wave has a speed of 1.1 meters per second and a wavelength of 0.1 meters. *