Hydrogen-powered car relations to science?

[CourtneyBrook]

Hi, I am in grade 10 and for my final project, I am writing a report on hydrogen cars. We need to relate hydrogen cars to chemistry, ecology, climate change, and light and geometric optics.

Can someone tell me how hydrogen powered cars relate to each of these? I am really unsure and need help...

In ecology, all we really did were ecosystems, and nitrogen cycles, water cycles, and various species. In light and optics, we did all the ways light is produced, all the diagrams, reflection, refraction, etc. And in chemistry, we covered a lot of compounds, and the periodic table. In climate change, we are now learning about water and climate, and also global warming (I have already related it to global warming though)

Please help :) Thank you soooo much!

 

[OmCheeto]

Hi, I am in grade 10 and for my final project, I am writing a report on hydrogen cars. We need to relate hydrogen cars to chemistry, ecology, climate change, and light and geometric optics.

Can someone tell me how hydrogen powered cars relate to each of these? I am really unsure and need help...

In ecology, all we really did were ecosystems, and nitrogen cycles, water cycles, and various species. In light and optics, we did all the ways light is produced, all the diagrams, reflection, refraction, etc. And in chemistry, we covered a lot of compounds, and the periodic table. In climate change, we are now learning about water and climate, and also global warming (I have already related it to global warming though)

Please help :) Thank you soooo much!

Wow. I think they should make you a professor after writing such a paper.

Let's see...

We need to relate hydrogen cars to chemistry

This would have two parts I think.
1. How are we going to make hydrogen, and
2. How are we going to convert the hydrogen into energy to push our cars.

I know of only two ways to extract hydrogen: electrolysis and steam reforming.
And I know of only two ways of converting hydrogen into energy: burning it with oxygen, and hydrogen fuel cells.
There may be more ways to do both, but I think these are the main ways.

, ecology

This is tough, but you should look at the effects of burning hydrogen and air.
Air has lots of nitrogen, so you may be creating nitrogen oxides. (This also falls under the topic of chemistry. You'll need to know how they are formed, and why they are bad(back to ecology again))
I don't know anything about steam reforming in the production of hydrogen except that they use petroleum products, so the byproducts of that process should be looked into.
And it may be a very silly way of producing hydrogen to power cars in the first place. You would have to determine how much energy was used to extract the hydrogen and how much energy could be extracted from the hydrogen by burning it. (but I think this falls under the chemistry heading.)

, climate change

I believe you said you've already figured that out. Good job!

, and light and geometric optics.

I honestly don't know how this relates to hydrogen powered cars except in possibly the most roundabout way. Sunlight reacts with nitrous oxides in some manner in the atmosphere.(kind of chemistry and ecology related)

Anyways, good luck!

 

[Blueshift5]

Hydrogen-powered cars are a prime example of how science can be applied to solve real-world problems. These cars use a chemical process called electrolysis to split water molecules into hydrogen and oxygen. The hydrogen is then used as fuel in a fuel cell to power the car, with the only byproduct being water vapor.

In terms of chemistry, hydrogen cars rely on the properties of hydrogen as an element. Hydrogen is the most abundant element in the universe and has a high energy density, making it a great potential source of fuel. Additionally, the process of electrolysis involves chemical reactions and the use of catalysts, which are important concepts in chemistry.

In ecology, hydrogen cars have a positive impact on the environment. They emit zero emissions, reducing air pollution and contributing to a healthier ecosystem. The use of hydrogen as a fuel source also reduces our dependence on non-renewable resources such as fossil fuels, which can have a negative impact on ecosystems.

In light and geometric optics, hydrogen cars use a variety of technologies to convert hydrogen into energy. This includes the use of solar panels to produce electricity for electrolysis, as well as the use of fuel cells to convert hydrogen into electricity. These technologies involve the use of light and optics principles such as reflection and refraction.

When it comes to climate change, hydrogen cars play a role in reducing greenhouse gas emissions. As mentioned earlier, they emit only water vapor, which does not contribute to the greenhouse effect. This is important in the fight against global warming and climate change.

In summary, hydrogen-powered cars involve a variety of scientific concepts and principles, including chemistry, ecology, light and optics, and climate change. They demonstrate the potential of science to address important global issues and pave the way for a more sustainable future.