A hot plate has a resistance of 50 Ω. If the current flowing through it is 2.4 A, then the potential difference across the device is

Which of the following is a type of hazard when working with grain? A. Bridging B. Accumulated Grain C. Auger D. All of the answers are correct

Which of the following is a function of a flower? a. attract animals c. attract bugs b. disperse pollen d. all of the above

After a comb is rubbed on a wool sweater, it is able to pick up small pieces of paper. Why does the comb lose that ability after a few minutes

A mechanical wave is a wave that blank its energy

Which transfer of energy does NOT require matter?

StA A boat takes off from the dock at 2.5 m/s and speeds up at 4.2 m/s2 for 6.0 s. How far has the boat traveled? Round your answer to the nearest whole number.

In Part A, you determined that the heat added to the coffee is what you got. If it takes 4.2 J of energy to raise the temperature of 1.0 mL of coffee by 1.0∘C, then it should take twice as much energy to raise the temperature of 2.

The brightness of a star depends on what three factors?

What is most likely the relationship between Mendel's rules of genetics and Darwin's idea of biological evolution? Mendel's genetics states laws that are now part of the theory of biological evolution.

Why would it be a problem if your household appliances were connected in a series circuit