Tara is an electrician. Which field of science does Tara need to know the most about in order to do her job?
A. Life science
B. Earth science
C. Space science
D. Physical science

Which of the following is not a true statement about dwarf planets? a the kuiper belt contains comets, asteroids, and dwarf planets. b ceres is a dwarf planet located in the kuiper belt. c the largest known dwarf planet in the solar system is named eris.

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.