Abicycle, a motorcycle, a sports car, and a pickup truck are traveling at the same velocity. which vehicle requires the greatest amount of force to change its velocity?
a. a bicycle
b. a motorcycle
c. a sports car
d. a pick-up truck

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.

What does si stand for, when referring to a system of measurement

Using a caesar cypher with an offset of three characters (a -> d, b -> e, z -> c), what would be the correct cypher text for the plain text "attack at dawn"?