poate cineva sa ma ajute la aceasta problema: Un termometru indică în cameră 19 o C, iar afară -5 o C. care este diferența dintre temperatura aerului din cameră și a celui de afară? urgent dau coroana.

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

Arrange the images in order to show how lake-effect snow occurs.