Rust is another name for iron oxide, which occurs when iron or an alloy that contains iron, like steel, is exposed to oxygen and moisture for a long period of time. Over time, the oxygen combines with the metal at an atomic level, forming a new compound called an oxide and weakening the bonds of the metal itself.
Answer:
If u live in a house or an apartment were you can put signs You can put up a sign by your window or your door something you want to tell the people about the pandemic, or you can chalk streets outside your house or in your community.
Answer:c
Explanation:
Thymine is found in dna only and its replaced with uracil in RNA
These first trees had a huge importance for the other plants and for the animals, and this was because:
- they managed to change the structure of the atmosphere by consuming, using, and storing carbon dioxide, and releasing oxygen, which made the atmosphere much more suitable for life.
- they managed to influence the climate, by making it more moist, and also making the ground bellow them cooler.
- they were producing large amounts of biomass, which made the soil types much richer in nutrients, which in turn enabled more and more plants to grow.
- they were a food source of the animals.
The answer is a. builds underground burrows, hunts at night, obtains waterfrom its food.
Desert climate is specific for high temperature during the day, very cold nights and rare rain. So, animals must adapt to this conditions. The kangaroo rat builds underground burrows where it spends the most of its day. When the temperature falls down at evening it goes out to hunt. Usually, the kangaroo rat eats seeds which are rich in water.