Asteel rod 55 cm long has a diameter of 30 cm. the compressive strength (the maximum stress it can support without breaking) of this steel is 500 × 106 n/m2. what is the compression force that would break the rod?

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

What is the relationship between globular clusters and the milky way?