A is true B is false
11. The sun is a star
12. Fission is at every core of a star
13. There are 8 planets in the solar system
14. Jupiter is a gas planet
15. Mars is a gas planet
16. Ceres is within the asteroid field
17. All planets beyond Pluto are plutoids
18. Our sun converts H to He
19. The universe began with a big crunch
20. A black hole is a object you can never see

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.

Which of these activities increases the amount of carbon in the atmosphere?

Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.