Steel sinks while wood floats because wood is A. more buoyant than steel
B. less buoyant than steel
C. equally buoyant to steel

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line