if an arrow is aimed at 45.0° angle, and needs to land 90.4 m away, how fast should it be fired? (unit= m/s)

their crystal patterns have been disrupted by stress

f=ma newton's second law 7x8=56n

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.