Answer
3× 105 kg in the calculation represents the mass of the space shuttle.
Explanation
When calculating the force of gravity of on the shuttle, the formula used is ; force of gravity=mg. m represents the mass of the object(shuttle) and g is the acceleration of the shuttle due to gravity. g= 9.81 m/s².Multiplying the mass of the shuttle by 9.8 gives the force of gravity
Sand is the most permeable. PLS ANSWER MY QUESTIONS 2
Hey!!!
Answer is...
Saturn
The “gas giant” planets such as Saturn, Uranus and Neptune, radiate more heat than they receive from the sun. Uranus generates only a small amount of more heat, whereas Saturn and Neptune radiate 2.3 and 2.6 times respectively the heat they get from the sun.
So answer is option D.
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<span>Steam and liquid water are two different forms of the same chemical substance, water. A chemical substance is a form of matter that has constant chemical composition and characteristic properties. ... Chemical substances are often called 'pure' to set them apart from mixtures.</span>