The crust is made up of tectonic plates [tectonic plates: Large areas of the Earth's crust that move slowly on the upper part of the mantle, often colliding and moving away from each other. ] , which are in constant motion. Earthquakes and volcanoes are most likely to occur at plate boundaries.
Answers.comÂ® is making the world better one answer at a time. In Indiana reckless driving is considered if the operator of the vehicle is going 15+ miles per hour over the posted speed limit. 4 people found this useful.
+x means x over the limit. 80/+15 means either 80 MPH or 15 over the limit. Numbers alone (in red if you have CSS enabled in your browser) mean the speed is defined as reckless driving or carries a substantial criminal penalty.