Calculate the final temperature when 50 ml of water at 80°c are added to 25 ml of water at 25°c.

Which topic are you most likely to find in a physics textbook?

Why does it take significantly stronger magnetic and electric field strengths to move the beam of alpha particles compared with the beam of electrons (beta particles) ? Medal will be given to best answer

Nebulae are made of hydrogen helium and traces of heavier metal elements such as iron that are

What is the speed of a train that goes 1000km in 5hours?

Which of the following would create voltage in a coil of wire? a. Spinning a coil of wire in a magnetic field b. Spinning a magnet in coil of wire c. Sliding a magnet back and forth in a coil of wire D. All of The Above

Which of the following statements concerning Howard Gardner's multiple intelligences is not correct? A. Gardner is not interested in assessing levels of intelligence. B. Gardner has based his theory on research in various areas of psychology. C.

The force of attraction between two oppositely charged pith balls is 5.3 * 10-6 newtons. If the charge on the two objects is 6.7 * 10-9 coulombs, what is the distance between the two charges? (k = 9.0 * 109 newton·meter2/coulombs2)

To describe velocity you need to know?

Mohammed made a chart to list examples and nonexamples of projectile motion. Which best completes the chart? a - a football thrown in the airb - a kite flying on a stringc - a golf ball rolling off a table d - water spraying from a fountain

Halley's Comet appears around the sun about once every 76 years. It passes through the part of its orbit nearest the sun in just a few months but then moves out to great distances and takes more than half a century for the rest of its orbit.