How does a tornado form?

A feeling of weightlessness in orbit is called

This device is a burner from an electric stove. It is used to transfer heat to a pot by A. Conduction B. Convection C. Radiation D. Friction

What ways could evidence be collected?

Which of the statements below is not a correct part of collision theory? a. Reactant molecules must have some minimum amount of energy to react. b. Every time reactant molecules collide, a reaction occurs. c.

Find the total mass of three diamonds that have masses of 14.2 grams, 8.73 grams, and 0.912 gram

How many moles of al2o3 are formed when 0.78 mol o2 reacts with aluminum?

The dissociation of a weak electrolyte is suppressed when

There are seven major levels of classification. Kingdom and Phylum are just two of the levels. Which of the following are also major levels of classification? Choose all answers that are correct. A. Class B. Order C. Family D. Level

An experiment with high validity is

What is the smallest part of a tree that can do all the things needed for life?