You drive 4.0 km at 35 km/h and then another 4.0 km at 55 km/h. What is your average speed for the whole 8.0 km trip?

*will mark brainliest for first correct answer* which of the following is most likely to affect the biodiversity of a park ecosystem? a. less rain than usual for several months b. ongoing pollution from a nearby factory c. park rangers plant a new type of tree d. disease wipes out an entire population

Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley

Plants that have reproductive structures called cones are?