Solar thermal technology uses the sun's energy, rather than fossil fuels, to generate low-cost, environmentally friendly thermal energy. This energy is used to heat water<span>or other fluids, and can also power solar </span>cooling<span> systems. </span>
A) action potentials pass slowly through the atrioventricular node
(this gives the atria time to contract)
<h2>C. to carry information from the brain or spinal cord to muscles and glands</h2>
Answer:
3
Explanation:
Allowing the thermometer bulb to touch the beaker will result in inaccurate readings because the thermometer will conduct heat from the beaker. This will be worse especially if the beaker is not at temperature equilibrium with the liquid inside. Also, don't handle the thermometer until the temperature levels off.