For a science experiment, a student rubs a mineral against a porcelain plate. The students has just performed......?
2 answers:
You might be interested in
1 kilometer = 6.68 × (<<<AU is in scientific notation here)
To convert 300 billion kilometer (3,000,000,000 km) into AU you must multiply the kilometer by the equivalent of 1 km in AU (6.68 × )
3,000,000,000 × (6.68 × ) = 20.04 AU
Hope this helped!