Sachin was suffering from chickenpox doctor advised him to stay at home his friend persuades him to go for class picnic along with him and have fun but sachin refuses and stay at home what value of sachin is reflected in not going for picnic

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

What are some natural processes that represent physical and chemical changes?