Which of these best describe the chemical composition of asteroids? select all that apply. a. ice b. silicate c. hydrogen d. carbon-based

Acar travels 40m in 8 seconds find the car speed

Which component of the earth’s atmosphere is decreased due to photosynthesis?

Atoaster oven has a resistive heating element. the average rate at which it dissipates energy as thermal energy is 1.00 \(\rm kw\). in the united states, emf amplitude in household circuits is \(\mathcal e_{\max}\) = 170 \({\rm \; v}\) and the \(\rm ac\) oscillation rate is 60 \(\rm hz\). part a what is the root-mean-square current through the heating element?