Why do we see fireworks before we hear the explosions? a) the speed of sound is faster than the speed of light b) the speed of sound is the same as the speed of light c) the speed of light is faster than the speed of sound. d) the speed of light varies while the speed of sound is constant. eliminate

In general, how long does it take to accomplish a long-term goal? a.a few days to a weekb.a few weeks to a monthc.a few months to a yeard. more than a year

Why do you think the puppy litter was all dark-haired?

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.