A projectile is hammered into a block lying on a horizontal block to an area equal to 0.7 block. There is no friction between the pad and the surface. Calculate the amount of heat released

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

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