A large volcano that expels large amounts of flowing lava is a

What is the approximate frequency of a photon having an energy 5 * 10-24 j? (h = 6.626 * 10-34 j⋅s) ?

3. How many valence electrons are in the outermost energy level of each of the following elements? a. Helium b. Lithium c. Nitrogen d. Magnesium

The length of a rectangle is 6 centimeter and it's area is (6x+18) square centimeters. write an expression for the width

1. What would cause a wave to travel at a different speed? adding more energy going from a gas to a liquid having a further distance to travel 2. Sound waves are examples of? transverse waves longitudinal waves surface waves electromagnetic waves 3.

The lens in the eyepiece of a telescope magnifies light by bending it. What is this bending called?

A child is sliding down a slide at the playground. Is the mechanical energy conserved? Why or why not? The mechanical energy is conserved. There is as much KE at the end as there was PE at the beginning. The mechanical energy isn't conserved.

Which term refers to the rate at which the velocity of a moving object changes? A. acceleration B. displacement C. resonance D. turbulance

This is a number, as of years, days, minutes, or seconds representing such an interval. The SI standard unit of this is the second.

What is the name of the person who created kinematics?

If the mass of a material is 114 grams and the volume of the material is 16 cm squared 3, what would the density of the material be?