When the ancient greeks looked at the night sky they noticed that some points of light seem to "wander" in the sky. which term do we use for these wanderers today? a. stars b. nebulae c. planets d. moons

What three things determine the shape and size of a puddle when water is poured out onto a surface

Which statement best describes the function of enzymes?

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?