The reading on a spring balance with a holder and eight identical discs is 3.0N. Six discs are removed and the reading becomes 1.2N.
0
1
2
3
4
N spring
balance
holder
for discs
eight
discs
two
discs
0
1
2
3
4
N
What is the weight of one disc?
A 0.2N B 0.3N C 0.5N D 0.6N

Lin yao looks at the back of a spoon. how should she describe her reflection? upside down and smaller upside down and larger right-side up and smaller right-side up and larger

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.