Physics, 31.08.2019 02:50 alexisbreton
Imagine a glass box that is completely sealed and in that box is a cactus in a small pot. which statement is most accurate?
a. this is a closed system because light enters through the glass box.
b. this is an open system because light can go through the glass and get into the box.
c. this is a closed system because nothing of substances gets in our out of the box.
d. this is an open system because air is circulating inside the glass box.
Answers: 1
Physics, 21.06.2019 18:50
How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.
Answers: 1
Physics, 22.06.2019 18:30
Acar starts from rest at a stop sign and reaches a velocity of 25 m/s w in 4 seconds. determine the acceleration of the car. question 3 options: a) 6,25 m/s2 b)6.25 m/s c)100 m/s2 d)100 m/s
Answers: 1
Imagine a glass box that is completely sealed and in that box is a cactus in a small pot. which stat...
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