A drag racer leaves the starting line and increases its speed up to 200 miles per hour by the time it crosses the finish line. What must have changed?

A. only its speed

B. only its velocity

C. both its speed and its velocity

D. neither its speed nor its velocity

scientific laws are the result of testing theories and proving them to be facts.

answer: the metamorphic rocks are formed when they are exposed to high pressure and high temperatures. this happens when one of the earth's plates comes in contact with the other plate by traveling in opposite directions, straight into each other or slipping under one another. the friction that is caused by this activity results in   melting of rocks and when it cools they are known as metamorphic rocks. this process needs a controlled amount of pressure and temperature otherwise it may turn into magma.

get the total number of pieces of fruit and divide it by 4 to get the average. the result is the answer to the problem. 14 total number of fruits and there are 4 members. 14 divided by 4 is equals to 3.5.