Why Is Steel Marble Faster Than Plastic Marble

On the other hand plastic hdpe and softwood cutting boards are given good scores on maintenance and chip risk which are great for your knives but come at the expense of the durability.

Why is steel marble faster than plastic marble.

As the elevation of the ramp increases so does the average speed of the marble right. Watch the glasses closely. So after one second the object. Use the funnel to fill one container with water the second with oil and the third with honey.

Since tennis balls and basketballs are quite heavy at least compared to feathers we don t easily notice the effect of air resistance on these although it s still there. Marble and limestone lie at the opposite end of the hardness scale from granite. Did the marble travel faster as it went farther down the slope. The larger marble always goes further in distance than the smaller marble.

Air tends to make stuff fall slower especially light objects which is why the feather hits the ground last. 3 tall containers with lids e g. This is why the old gravestones of the midwest are barely legible because acid rain created by factory pollution has dissolved a lot of the calcite in the limestone and marble gravestones. Be prepared to watch the bottom to see which marble hits first.

Glass cutting boards are very hard almost as hard as steel and will not score which is why these boards are notorious for dulling even the best of knives. This is due to gravity pulling everything to the ground at 9 8 m s correct. For marble kitchen countertops however nussbaum generally recommends sticking with white marble. For the explanation i am actually going to simplify the probl.

Limestone generally ranks at around a 3 on the scale while marble falls between 3 and 4. Clear plastic tubes or glass jars plastic tubes used to store buttons are ideal if the holes in the lids are sealed what to do. Because acid etching leaves a whitish mark it is much more noticeable on colored marble than on. The small marble and the larger marble rolled down the ruler at basically the same speed.

Drop a marble into each container and screw the lids on firmly. The answer is actually a historically very important problem known as the brachistochrone problem and was one of the problems which lead to the development of calculus of variations.