Answer:
Option D
Fish
Explanation:
The characteristics of index fossil is distinctive, widespread, abundant, and limited in geologic time. Ammonites fit these demands well and are the best-known fossils that have been widely used for this.
Thus, The answer is Fish
Answer:
Question 1: getting there
Mars- between 150 and 300 days depending on where mars is in relation to the earth, the speed of the launch, and the exact travel path that will be taken
Uranus- about 9 and a half years
Question 2: weather
Mars- the atmosphere is completely thin, and an extremely cold planet, with an average temperature of around -80°
Uranus- has very strange seasons due to its tilt, has a surface temperature of about -300°F, strong winds, and sometimes clouds made up of methane ice crystals
Question 3: clothing
Mars and Uranus- both mars and Uranus are unsuitable for humans, you would most definetly need a full body space suit such as the Z-2 Spacesuit created by NASA
you can answer the rest based off imagination and Google for facts
Right answer: A. jet streams.
Sent from my MacBook Air
Answer:
I would say it's because they are more developed and have a lot of infrastructure