Students were given the following sets of items and asked, for each set, to identify which item had greater thermal energy. For which set would this task be most difficult? Explain. Set 1: 5 g of iron at 45°C and 10 g of iron at 45 °C Set 2: 10 g of water at 30°C and 10 g of water at 50°C Set 3: 32 g of copper at 50°C and 32 g of nickel at 50°C

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Find the values of the variables in the kite