Physics, 03.05.2021 08:50 bananaslada
Which factor(s) affect(s) the brightness of a star as seen from earth?
A) the stars distance from earth
B) the stars temperature
C) the stars mass
D) the earths atmospheric conditions
E) all of the above
Answers: 2
Physics, 22.06.2019 05:10
Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.
Answers: 3
Physics, 22.06.2019 21:30
Aperson touches a large chunk of ice with their hand and remarks, โthis is making me cold.โ explain what this person is feeling. is the ice transferring โcoldโ to the person? is there a heat transfer occurring? explain.
Answers: 1
Physics, 23.06.2019 00:50
Aplayer uses a hockey stick to push a puck at a constant velocity across the ice. the weight of the puck is 170 n. the coefficient of friction is 0.0600. with what force must the player push the puck so that his force just equals the frictional force? 28.3 n 0.999 n 0.102 n 0.0104 n
Answers: 1
Physics, 23.06.2019 01:30
Which statements did both aristotle and ptolemy assume? check all that apply.
Answers: 1
Which factor(s) affect(s) the brightness of a star as seen from earth?
A) the stars distance from...
Mathematics, 23.07.2020 16:01
Mathematics, 23.07.2020 16:01
History, 23.07.2020 16:01
Mathematics, 23.07.2020 16:01
Mathematics, 23.07.2020 16:01