Biofuels and nuclear power may prove useful as

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

Which accounts for an increase in the temperature of a gas that is kept a constant volume