Which best describes the digestive system of arthropods? o incomplete, two openings
o complete, one opening
two-way, one opening
O one-way, two openings

Which of these is not a nucleotide base found in dna?

Grade 91.)the gravitational pull from the moon words).2.) what is the rate of gravitational 3.)if you drop a hammer, is it more likely to drop handle side down, head side down, or equal chance that it will land either way? why? 4.)a car moves 60km east and 90km west.a.) what is the distance the car traveled? b.) what is the car's displacement5.)what is the average velocity of a car that moved 60 km south in 3 hours? 6.) a car starts from rest and acceleration to 60 m/s over a time of 5 seconds. what is the acceleration of the car? 7.)what is the speed of an object at rest?

Math focus 4. calculate a map has index contours at 250 m, 500 m, and 750 m. what is the contour interval?