A marble rolling at a speed of 2 meters per second falls off the end of a 1-meter high table. How long will the marble be in the air? a. What do you know? b. What do you need to solve for? c. What equation(s) will you use? d. What is the solution to this problem?
All of the following could be considered evidences of evolution EXCEPT (A) the structural homology between the forearms of bats and humans. (B) the DNA sequence of the cytochrome-c gene for bats and birds. (C) the dorsal nerve chord of crayfish and birds. (D) fossils of dinosaurs. (E) a wasp embedded in amber.
Which instrument is used to measure the gain or loss of heat? (A)manometer (B)hydrometer (C)calorimeter (D)barometer (E)voltmeter
which of the following is noy one of the three major types of rocks? a.) anthracite b.) igneous c.) metamorphic d.) sedimentary
if a 35 year old women has averaged 8 hours of sleep each 24 hours how many days of her life has she spent
A gardener has 27 pansies and 36 daisies. Ha plants an equal number of each type of flower in each row. What is the greatest possible number of pansies in each row?? Please explain
