I dont know the answer to that
Answer:Astronomers estimate the age of the universe in two ways: 1) by looking for the oldest stars; and 2) by measuring the rate of expansion of the universe and extrapolating back to the Big Bang; just as crime detectives can trace the origin of a bullet from the holes in a wall.
Explanation:
Answer:
The tundra is the coldest of the biomes. It also receives low amounts of precipitation, making the tundra similar to a desert.
(Source: https://earthobservatory.nasa.gov/biome/biotundra.php)