Steph is carrying a cup of water. He doesn’t see a wrinkle in the floor rug and he trips. Steph manages not to fall or drop the cup, but the water spills over the side of the cup and onto the floor What is the unbalanced force

What keeps moving

Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.