Sebuah benda melakukan gerak harmonik dengan persamaan simpangan y=5 sin 6πt dengan satuan SI. tentukan a. persamaan kecepatan
b. kecepatan getaran pada saat 2 sekon
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Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.

Does current flow through or across a resistor?