Answers: 3
Physics, 22.06.2019 19:30
Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical
Answers: 2
Physics, 22.06.2019 19:30
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
Physics, 22.06.2019 21:10
Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. intensity c. wavelength d. brightness
Answers: 2
Physics, 23.06.2019 02:10
Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together
Answers: 1
State the basic law of magnetism...
Mathematics, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30
Chemistry, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30
Arts, 12.03.2021 22:30
Mathematics, 12.03.2021 22:30