Does an electrochemical cell use two terminals or a voltmeter?

If the batter had a mass of 182 kg, and was running with a velocity of 1.2 m/s what was her momentum

A train travels 69 kilometers in 3 hours, and then 51 kilometers in 2 hours. What is its average speed? Your Answer: Question 14 options: Answer units

A pump is used to empty a 5200 L wading pool. The water exits the 3.0-cm-diameter hose at a speed of 2.2 m/s. How long will it take to empty the pool? Express your answer using two significant figures.

Scientists explain that life arose from non-life billions of years ago through the theory of abiogenesis. Could life arise from non-life today?

Match these items. 1. De Magnete (A) magnetite 2. iron oxide (B) demagnetize 3. man-made magnet (C) William Gilbert 4. strength decreases rapidly with distance (D) Oersted 5.

What should a scientist do to use scientific methods for determining the relative age of Earth's rocks? A be biased in opinion B disregard views of others C use creative ideas D prove that methods are non-testable

If a sample of gas is heated at a constant pressure what will happen to the volume of the gas

1. What is the speed of sound in air that has a temperature of 90.0 °C?

What effect does a doubling of the mass have upon the acceleration of the object? Be quantitative.

What type of intermolecular forces would you expect to find in a pure liquid sample of carbon tetrachloride?