Wood and cardboard are
materials that light
cannot travel through..
is a
material
which allows light to pass through. Tissue paper is
which will let some light through.
When an object blocks out the
is
formed. Shadows are
at midday and
at the beginning and end of the day.
a
straight
Answers: 1
Physics, 22.06.2019 01:00
An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75
Answers: 2
Physics, 23.06.2019 08:00
Hunter is in lab. he clears a spot on his lab bench to start working. he also puts his lab coat and goggles on. he then identifies where all of the safety equipment is. he notices his station is next to the fume hood, which ventilates the chemicals stored there. the noise of the fume hood was bothersome, so hunter turned it off. which could be an error in his set-up? he should not turn off the fume hood. he should wait to put on his coat until after the directions are given. he should wait to put on his goggles until after the directions are given. he should not sit next to the fume hood.
Answers: 3
Wood and cardboard are
materials that light
cannot travel through..
is a
material...
cannot travel through..
is a
material...
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