Please Help Quick ASAP Hurry Which of the following equations is balanced?
A. 4H2 + O2→H2O + O
B. H2+ O2→H2O
C. H2 + O2→H2O + O2
D. 2H2 + O2→2H2O

To run the physics cart, the fan speed of the cart is manipulated. this is the (blank) variable. the cart accelerates due to the speed of the fan. acceleration is therefore the (blank) variable. a “constant” is a parameter that stays the same regardless of the variables. one parameter of the cart that is held constant is the (blank) .

Which are examples of projectile motion? choose all that apply a. a soccer ball rolling across the ground in the northeast direction b. a car turning a corner, so it is heading south c. a javelin flying through the air d. a tennis ball lobbed over the net

The energy produced as a result of this flow of electrons from atom to atom is called