A spotlight on a stage is 6 m above the stage and it creates an illumination of 15.8 Lux. What will the intensity be if the spotlight is moved closer to 4.5 m?

To run the physics cart, the fan speed of the cart is manipulated. this is the (blank) variable. the cart accelerates due to the speed of the fan. acceleration is therefore the (blank) variable. a “constant” is a parameter that stays the same regardless of the variables. one parameter of the cart that is held constant is the (blank) .

What are chlorofluorocarbons and what impact do they have on the atmosphere?

Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?