Which statement is true regarding scientific laws? (1 point) a scientific laws are scientists' opinions of why events occur. b scientific laws are facts that describe observed reoccurring natural events. c scientific laws explain why natural events occur. d scientific laws were theories that have been proven to be true.

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer

If we relied solely on the nonrenewable resources found in the u. s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal

Write down two additional questions about earth's magnetic field that will make your presentation more informative.