Write the general formula first, then substitute the numbers.
Electric current, voltage, resistance, Ohm’s law ( ), and series/parallel circuits.
It sounds like you're looking for help with a physics assignment based on the 8th-grade textbook by . Since you didn't specify a particular exercise or page number, I've outlined the core topics covered in this curriculum to help you identify what you need: Key Topics in Purysheva's 8th Grade Physics domashnee zadanie po fizike 8 klass purysheva
To help you better, could you ?
Melting, evaporation, and boiling (
Clearly state what variable you are solving for.
Magnetic fields and permanent magnets.
Convert all values to the International System of Units (e.g., grams to kilograms).