Which of the following is true?

A PLant cells are unaffected when water is scarce

B Some substances must be dissolved in water before they can be used

C Water is important to some organisms

D All organisms obtain water through food

An alternating current is set up in an LRC circuit. For which of the following circuit elements are the current and voltage in phase?

A voltage of 12 cos (I000t+45) Vis applied to a circuit in which a resistor of 4. n, aninductor of L H, and a capacitor of 100 μF are connected in series. If the current in the circuit is in phase with the voltage, find the value of L

What is the metric unit of measuring the volume of liquids?

When was the first ozone hole discovered

When a compression wave travel through a median, which way does matter in the median move?

A series of steps that allows someone to conduct an experiment are called a

A coach is hitting pop flies to the outfielders. if the baseball (m = 145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 50 m/s, what is the average force acting on the ball?

The two major ways to transfer charge between two objects are

When a wire loop is connected to a battery, what is produced in the loop?

A solid sphere of radius R has a total charge Q distributed evenly throughout its volume. What fraction of the total charge is located inside a radius R/2?