Кинетическая энергия молота копра, падающего с высоты 6 м, в момент забивания сваи составляет 18 кДж. Чему равна потенциальная энергия молота на этой высоте по отношению к сваё? А кинетическая энергия? Чему равна масса молота?

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

Which of the following are guidelines to follow for obtaining accurate observations

The temperature in gavin's oven is a sinusoidal function of time. gavin sets his oven so that it has a maximum temperature of 280°f and a minimum temperature of 240°. once the temperature hits 280°, it takes 20 minutes before it is 280° again. gavin's cake needs to be in the oven for 30 minutes at temperatures at or above 270°. he puts the cake into the oven when it is at 260° and rising. how long will gavin need to leave the cake in the oven? (round your answer to the nearest minute.)