What is the final temperature of a block if it's thermal energy increases by 2,130 that has a mass of 50kg, a specific heat of 710J/kgC and is at a temperature of 20 degrees Celsius.

A sphere made of rubber has a density of 1.00 g/cm3 and a radius of 8.00 cm. It falls through air of density 1.20 kg/m3 and has a drag coefficient of 0.500. What is its terminal speed (in m/s)

Um pequeno avião decola de um aeroporto em um dia nublado e é avistado mais tarde a 215 km de distância, em um curso que faz um ângulo de 22° a leste do norte.

A stationary 90 kg baseball pitcher throws a 0.15 kg baseball forward at 40 m/s. What is the linear momentum of the baseball? Select one: 0.0038 kg. m/s 3600 kg. m/s 267 kg. m/s 6 kg. m/s

7) Cosa rappresenta la seguente formula? Definiscila. I=Q/t

A luge run is straight for the first 10 m. If the velocity of the luger when he passes the start line is + 25 m/s and his acceleration is constant at + 9.5 m/s2, about how fast is he going when he hits the first turn?

Pure water has a hydrogen ion concentration of 1 x 10 (-7) M and a ph of 7. A student measures a basic solution and finds that it has a hydrogen ion (H+) concentration of 1 x 10 (-3).

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A train travels 53 kilometers in 4 hours, and then 90 kilometers in 3 hours. What is the average speed

What units should be used when measuring the mass of a lady bug?

What happens if you don't wear your school uniform?