Which of hte following would be an example of an uncontrolled experiment? The effect of salt and water being mixed at different temperatures.
The effect of the jet streams on weather conditions.
The effect of heat on a plants growth.
The effect of water on different metals in a lab.

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