Answers: 1
Chemistry, 23.06.2019 02:00
Alice did an experiment to find the relationship between the angle at which a ray of light strikes a mirror and the angle at which the mirror reflects the light. she placed a ray box in front of a mirror. she changed the angle at which the light from the ray box struck the mirror and noted the corresponding angle at which the mirror reflected the light. which of the following is the dependent variable in this experiment? the mirror used to reflect the light the ray box used as the source of light angle at which the light from the ray box strikes the mirror angle at which the mirror reflects the light from the ray box
Answers: 2
Chemistry, 23.06.2019 07:10
1) a light bulb takes in 30 of energy per second. it transfers 3j as use energy. calculate the efficiency. second. it transfers 3j as useful light energy and 27j as heat energy. calculate the efficiency
Answers: 1
Chemistry, 23.06.2019 10:30
An atom that gains or loses one or more electrons is called a(n)
Answers: 1
A gas with 4.0 atmospheres of pressure has a temperature of 27°C.
Calculate the pressure if the tem...
Biology, 31.10.2019 20:31
History, 31.10.2019 20:31
Social Studies, 31.10.2019 20:31
History, 31.10.2019 20:31
Physics, 31.10.2019 20:31
Health, 31.10.2019 20:31
Mathematics, 31.10.2019 20:31
Social Studies, 31.10.2019 20:31
Computers and Technology, 31.10.2019 20:31
English, 31.10.2019 20:31
Biology, 31.10.2019 20:31
Mathematics, 31.10.2019 20:31