To check if a stovetop is hot, you place you hand near the top of the stove and feel that it is warm without touching it. you can feel the heat from the stove top because of ?
b- radiation
c- convection
d- kinetic energy

The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?

What is a possible result of higher air temperature caused by global warming

1. explain how you calculate the net force in any direction on the box. 2. suppose an upward force of 15n is added to the box. what will be the net vertical force on the box? 3. what force could be applied to the box to make the net force in the horizontal direction zero? explain. 4. suppose a force of 25n to the right is added to the box. what will be the net force to the right?