In which labeled portion of the curve would you use the heat of vaporization to calculate the heat absorbed? (image attached inside! ) 1, 2, 3, 4, or 5 **not sure : (

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion