For a science assignment, Marco is listing different examples of energy transfer by conduction. Which example should he include in his list? A: cooling down of hot food after a while

B: hands getting warmer near a fireplace after a while

C: cooling down of a cup of hot chocolate after a while

D: spoon in a cup of hot chocolate getting hot after a while

Dalton’s model of an atom is the best described as a) a solar system b) a solid sphere c) a cloud d) a scoop of chocolate chip ice cream

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.