Determine if the data are qualitative or quantitative. Zinc is a silver-gray metal. Chlorine has a density of 3. 2 g/l. Gallium is not found in nature. Nitrogen has a melting point of –210. 00°c. Aluminum is a solid.

Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct

Agymnast dismounts off the uneven bars in a tuck position with a radius of 0.3m (assume she is a solid sphere) and an angular velocity of 2rev/s. during the dismount she stretches out into the straight position, with a length of 1.5m, (assume she is a uniform rod through the center) for her landing. the gymnast has a mass of 50kg. what is her angular velocity in the straight position?

Apossible explanation for a set of facts that can be tested by further investigation is called