Which feature of a balanced chemical equation demonstrates the law of conservation of mass?
A. It shows the products of a chemical reaction to the right of the
reaction arrow.
B. It has the same types of atoms on both sides of the reaction
arrow.
C. It has coefficients to show how much of each substance a
chemical reaction uses.
D. It shows the reactants of a chemical reaction to the left of the
reaction arrow.

Gas cloud 1 is likely to form a star. gas cloud 2 is not. based on this information, match the given conditions with each cloud

Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?