$[0/3$ Points$]$

KATZPSEF$114.$P$\mathrm{.}022.$

The inner planets of our solar system are represented on a mobile constructed from drinking straws and light strings for a school project $($see figure below$).$ The mass of the piece representing the Earth is $23\mathrm{.}9$ g $,$ and the mass of the straws can be ignored. $($The lengths shown are not proportional to actual distances in the solar system. Assume the mobile is in rotational equilibrium.$)$

$..($a$).$ What.js$.$the mass of the piece representing Mars?

Enter a number. "differs from the correct answer by more than $10\%.$ Double check your calculations. kg

$($b$)$ What is the mass of the piece representing Venus?

$0\mathrm{.}03306$

Your response differs from the correct answer by more than $10\%.$ Double check your calculations. kg

$($c$)$ What is the mass of the piece representing Mercury?

$0\mathrm{.}06128$

Your response differs from the correct answer by more than $100\%.$ kg

Need Help?

$35F$

Cloudy

Search