John took 45 minutes to bicycle to his grandmother's house, a total of 4 kilometers. What was his velocity in km/hr?

How are lasers used to determine the distance from earth to the moon?

Ghee freezes from bottom but water freezes from top, why?

In induction method what is the source of energy

When a conducting plate swings through a magnetic field, which is true? a. Energy is transferred from mechanical energy to thermal energy. b. Energy is transferred from mechanical energy to the magnetic field. c.

Which device has liquid in glass components?

In a class debate, a student argues that the big bang theory is "just a theory." What is most likely to be this student's understanding of scientific theories? A. Theories agree with observations of nature. B. Theories are just guesses. C.

Look at the advertisement. A poster that reads, "There's more to resistors than resistance. If you're really serious about cost, be serious about quality." with tools. Which persuasive media technique is used in this advertisement

If you were told an atom was an ion, you would know the atom must have a

When a potential difference of 13 V is placed across a resistor, the current in the resistor is 1.4 a. What is the resistance of the resistor?

Person with a mass of50 kg jumps up from the earth with an acceleration of 20 newtons. what is his acceleration?