As the girl leaves her room, she flips the switch to turn off the light. Turning off the light make A :a closed circuit
B :a series circuit
C :a parallel circuit
D :an open circuit

A48 g piece of ice at 0.0 ∘c is added to a sample of water at 7.4 ∘c. all of the ice melts and the temperature of the water decreases to 0.0 ∘c. how many grams of water were in the sample?

As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave

A) equal lines b) parallel lines c) perpendicular lines d) none of the above