A lightbulb uses 0.10 kW of power and you use it for 12 hours each day. How much does it cost to keep it on for the whole year? Assume 1 kWh costs 9 cents.

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Amagnetic field applies forces on: a)static chargesb)moving chargesc)water flow

The photo above shows oil and vinegar in a pitcher. the top make a claim about about the density of the vinegar compared to the density of the oil summarize the evidence to support the claim and explain your reasoning