Select the correct answer The motion of a car on a position time graph is represented with a horizontal line. What does this indicate about the car's motion?
OA
It's not moving
It's moving at a constant speed,
OG It's moving at a constant velocity
OD
It's speeding up

The specific heat of silver is 0.057 calories/gram°c. if 10.0 grams of silver were heated and the temperature of the sample changed by 20.0°c, how many calories of heat energy were absorbed by the sample?

What is the role of the ocular lens?

Which of the following statements are true for an isothermal process? check all that apply. - during an isothermal process, the work done by the gas equals the heat added to the gas. - during an isothermal process, the internal energy of the system changes. - an isothermal process is carried out at constant temperature. - an isothermal process is carried out at constant pressure. - an isothermal process is carried out at constant volume.