1. Glaciers are melting at an alarming rate. As they melt, rock is exposed. What process will follow? A. Primary Succession
B. Secondary Succession

2. A hurricane hits the gulf coast destroyed a portion of the ecosystem. what process will take place following this event?
A. Primary Succession
B. Secondary Succession

3. A volcanic eruption covers an area with lava, which cools to form rock. what process would need to take place?
A. Primary Succession
B. Secondary Succession

help me please help me please

Arational expression has been simplified below. (x-5) (x+1)/3(x+1) = x-5/3 for what values of x are the two expressions equal

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

The activity of the modern sample is 1.10 bq . how long does that measurement take?