Answers: 1
Physics, 21.06.2019 17:20
Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg
Answers: 3
Physics, 21.06.2019 21:40
Since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of "if…then…because…” when writing your hypothesis.
Answers: 1
Physics, 22.06.2019 02:00
Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?
Answers: 3
Physics, 22.06.2019 16:00
Apersons beliefs and general outlook, which act like filters on the information they receive are called ?
Answers: 1
How can you prove to be an initiator?...
Computers and Technology, 08.10.2020 01:01
English, 08.10.2020 01:01
History, 08.10.2020 01:01
History, 08.10.2020 01:01
English, 08.10.2020 01:01
Social Studies, 08.10.2020 01:01
History, 08.10.2020 01:01
Health, 08.10.2020 01:01