Look at photo C. The temperature of the air
in the room is -5 °C. The
temperature of the drinks is
70°C.
Will energy flow from the
drinks to the room or from
the room to the drinks?
Explain your answer.

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false

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.

70 give a real life example showing how sensory neurons work with the motor neurons