QuestionASK YOUR TEACHER
A contestant in a winter games event pushes a $41.0-\mathrm{kg}$ block of ice across a frozen lake with a force of 25 N at $28.0^{\circ}$ below the horizontal as shown in Figure (a) below, and it moves with an acceleration of $0.540 \mathrm{~m} / \mathrm{s}^{2}$ to the right. (a) (b) (a) What is the normal force exerted by the lake surface on the block of ice? $\square$ N surface on the block of ite? $\square$ Tutorial