What intermolecular force is responsible for the fact that ice is less dense than liquid water?

An aluminum wire having a cross-sectional area equal to 3.90 10-6 m2 carries a current of 6.00 A. The density of aluminum is 2.70 g/cm3. Assume each aluminum atom supplies one conduction electron per atom.

If the mass of one of two objects is increased, the force of attraction between them will 1 - decrease 2 - increase 3 - remain the same

A bowl contains 7 red balls and 10 blue balls. A woman selects 4 balls at random from the bowl. How many different selections are possible if at least 3 balls must be blue?

A galvanometer can be calibrated to read electric A) current B) Voltage C) either of these D) neither of these

Henry was given this cool toy for his birthday, he can use it to tell how fast someone is moving at that moment in time. The toy must calculate the person's

How does the kinetic energy of particles vary with temperature

Why is it wrong that igneous always has to become sedimentary because of the rock cycle

Which ion has a positive charge? valence electron covalent ion cation anion

Which is located farther west the central valley or the coast ranges?

Question: If the object is falling for 3 seconds, predict the distance the object falls. If a small amount of air resistance is present, predict what this would do to the distance the object falls.