How much energy is needed to heat a 3 kg piece of cpper 10° C if
the specific heat of copper is 386 J/kgK?

Ameter stick is pivoted at the 0.50-m line. a 3.0-kg object is hung from the 0.15-m line. where should a 5.0-kg object be hung to achieve equilibrium (the meter stick oriented horizontal and motionless)?

Hey student studies gravity using objects that have the same mass which two objects have the greatest gravitational force acting between them a. 100kg 1.0m 100kg b. 100kg 2.0m 100kg c. 100kg 2.0m 100kg big d. 100kg big 3.0m 100kg big

According to the image below, which season is about to begin in the southern hemisphere? a. summer b. autumn c. winter d. spring