*Question*
If absorbing energy causes cars to heat, then absorbing what causes cars to heat? Answer choices: - cool - Pollution - sunlight - energy - oxygen - shade - ice - Energy.
**Answer**
energy

*Question*
If most streams start with precipitation, then what do most streams start with? Answer choices: - swamp vegetation - heat produced - loose dirt - Decibels - Veins and arteries. - matter vibrating - visible energy - precipitation
**Answer**
precipitation

*Question*
If soil can be depleted of nitrogen, then nitrogen depletion is a condition of some:? Answer choices: - bushes - humans - animals - soils - disease - legumes - mammals - Birds
**Answer**
soils

*Question*
If dead plants can generate heat, then what can generate heat? Answer choices: - time - siren - electricity - Ice cube - Dead plants - Fuel cells - kinetic energy - Nematoda
**Answer**
Dead plants