Microwaves travel at the speed of light, 3.00× 108 m/s. when the frequency of microwaves is 8.90× 109 hz, what is their wavelength? answer in units of m.

Why are graphs useful when interpreting data

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?

Could we see a galaxy that is 20 billion light-years away?