Apiece of copper is measured to be at 10°c and 115 grams in mass. if 1300 calories were added to it, what was the final temperature of the copper?

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

The experiment done in lab is repeated, using a ball that has unknown mass m. you plot your data in the form of f 2 versus m/l, with f in rev/s, m in kg, and l in m. your data falls close to a straight line that has slope 3.19 m/(kg · s2). use g = 9.80 m/s2 and calculate the mass m of the ball.