If Tina starts out at 10 m/s, and in 10 seconds up to 20 m/s, what is her acceleration?

A light bulb does 100 joules of work in 2.5 seconds. how much work power dos it have

What was the greatest contribution of the monasteries? A. Illuminated manuscripts. B. Cloisters. C. Sculpture. d. Transepts

The beginning development of a star is marked by a supernova explosion, with the gases present in the nebula being forced

The lens in the eyepiece of a telescope magnifies light by bending it. What is this bending called? dispersion radiation reflection refraction absorption

What are some similarities between electricity and gravity?

Which of the following describes the products of a chemical reaction? A. The original materials B. The chemicals on the right side of a chemical equation C. The chemicals on the left side of a chemical equation D. The substances that are changed

What does it mean when we say an atom has decayed?

The first excited state of a particular atom in a gas is 5.2 eV above the ground state. A moving electron collides with one of these atoms, and excites the atom to its first excited state.

How do your teeth work as a wedge?

According to the Big Bang theory timeline, all matter and energy was compressed into a very small volume at an extremely high temperature. a. True b. False