HELP ASAP WILL GIVE BRAINLIEST TO WHOEVER ANSWERS FIRST You pushed a shopping cart with 75 N of force. The cart accelerated at 5 m/s^2. What is the mass of the shopping cart?

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes