Find your pulse and count how many times it beats in 15 seconds. -your pulse is 20 heart beats you run for 2 minutes and then take your pulse for 15 seconds. - your pulse is now 40 heart beats part a: at this rate, how long would it take for your heart to beat 700,000 times? express your answer in days. now express your answer in days, hours, minutes, and seconds. (example: 2 days, 4 hours, 21 minutes, 15 seconds) part b: you are training for a 5k race. this morning you ran 8 miles in 1 hour. if you run the race at this speed, how many minutes will it take you to run a 5k race?

853.3

step-by-step explanation:

answer: the sun

explanation:

water cycle describes the evaporation of water from earth's surface, formation of clouds and precipitation water back onto the surface of earth. seventy percent of the earth is covered with water in the form of seas and oceans. the heat of the sun causes the evaporation of water from the surface of the ocean. the water vapors rise and condense to form water droplets. the collection of these water droplets form clouds which rain down again.

the evaporation of the oceans surface water as part of the water cycle is caused by the sun