Which two actions could you take to weaken an electromagnet? A. Replace a 9V battery with a 3 V battery.
B. Decrease the length of the connecting wires in the circuit.
C. Increase the number of wraps of wire around the core.
D. Include an ammeter in the circuit.
E. Use a wooden core instead of a steel core.

What does the law of conservation of mass state?

State the below theories and give the name of the writer of the theory 1. wave theory 2. quantum theory 3. corpuscular theory 4. electromagnetic theory

For the below questions, consider a consumer that consumes two goods, x and z with the following utility function. u with bar on top space equals space x to the power of 1 third end exponent z to the power of 2 over 3 end exponent suppose initial values for income and the prices of goods x and z are y equals 90, p subscript x equals space 10, and p subscript z equals 15 respectively, then the price of good x falls to syntax error from line 1 column 89 to line 1 column 100. unexpected '\'.. what is the magnitude of the total effect