During the first part of a trip, a canoeist covered 90 km at a certain speed. he then traveled 42 km at a speed that was 4 km/h slower. if the total time for the trip was 8 hr, what was the speed on each part of the trip?

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is

Urgent pls a. coal consumption levels off and remains flat. b. petroleum, natural gas, and renewables show an increase in consumption c. more nonrenewable resources continued to be consumed than renewable. d. there is little projected increase in nuclear energy use. e. carbon dioxide emissions are projected to decline as we approach 2040. global energy consumption is defined as the total energy used by an individual or organizations from around the world. use the graph above to analyze the projected energy consumption from now until 2040. which statements in the prompt apply? a) a, b, d b) b, c, d c) a, c, d d) a, b, c, d