Answer: The correct option is D: Is alloyed with carbon and chromium to make stainless steel.
Explanation: Because of its physical characteristics, iron is a material that tends to oxidize easily. With the chromium alloy stainless steel is created, which for its quality can be used in the manufacture of structural steels.
It connects the continents of North and South America, controls the Panama Canal, is an important trading route.
Answer:
3. uknown
4. The elements that determine the weather of a place are humidity, rainfall, wind speed and temperature of that place.
5.Animal 1 : Penguins :They are found in the polar regions and they have similar adaptations as the polar bear... But have one different..
When they feel cold they huddle themselves to prevent them from the cold .
Animal2: Seal: Seals have thick deposition of fat which is called the blubber that protects them from the cold.
Animal3: Reptiles: They keep them warm by absorbing the solar radiation during the day and at night the seek shelter to keep them warm.
HOWEVER.... hardly any reptiles are found in these regions...
Adaptation of the animals lived in Polar Regions: They have thick layers of fur which keeps them warm in cold weather.They have a layer of fat under their skin that insulates their body from cold and keeps them warm.They have a long curved and sharp claw this helps them to walk on the ice.Ex: Polar bear
Ex: Polar bear
Explanation:
They all produce milk, have fur, and are warm blooded. Platypuses are crazy though and lay eggs even though they’re technically mammals too.
