You push the cart with a force of 45 N towards your favorite place in the groceries store, which is 10 meters away from the place you are standing. How much will you do on your bag? this is actually a science subject

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays