Hi i don't get this, i'd like if you'd help me please

What two things do all forces have?

speed

direction

strength

mass

In the respiration-photosynthesis cycle shown above, what are the products of cellular respiration that belong in box 2?

Which test would show positive results for orange juice

The images show two species of tree frogs in a particular region. the gray tree frogs are adapted to the trees of the woodlands, while the green tree frogs can survive in woodlands or grasslands. the gray frog was abundant in the woodlands. because of climatic changes, most of the trees in the region died, and the woodlands changed to grasslands. in such a case, the . the gray tree frog is closely related to the green tree frog genetically, but they have different mating calls. this suggests that speciation occurred because of .