7. What is thermal mass? How does thermal mass help keep a house warm during winter? does it keep a house cool during summer? (3 points)

2points what is the job of a scientist? a. to answer ethical questions. b. to write laws based on his or her knowledge. c. to ask and answer scientific questions. d. to ignore facts that do not support his or her theory.

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.