Find the weight required to stretch a steel road by 2 mm, if the length of the road is 2 m and diameter 4 mm. y= 200 gpa and g -9.8 ms2? (a) 356.4 kg (b) 295.4 kg (c) 365.4 kg (d) 256.4 kg 3.

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j

The least penetrating form of radiation is