Physics, 21.07.2019 01:20 edgartorres5123
20 points needs done 1. on which surface of a submerged object does the surrounding fluid exert pressure? a. all surfaces b. the top surface c. no surfaces d. the bottom surface 2. is a ramp in a parking garage a type of simple machine? a. yes, it is a lever. b. yes, it is a wedge. c. yes, it is an inclined plane. d. no, it is not a machine. 3. how is thermal energy different from heat? a. they are different names for the same type of energy. b. thermal energy is a form of energy, while heat is a form of energy transfer. c. heat is a form of energy, while thermal energy is a form of energy transfer. d. thermal energy is measured in °k, while heat is measured in °c. 4. why is trapped air a good insulator? a. it reduces heat transfer. b. it is actually a poor insulator. c. it stops heat transfer. d. it increases heat transfer. 5.how are first-class levers different from third-class levers? a. first-class levers do not increase the input force. b. first-class levers increase the input force. c. first-class levers change the direction of the force. d. first-class levers do not change the direction of the force.
Answers: 1
Physics, 22.06.2019 01:00, jayycruz59
An object is 10. cm from the mirror, its height is 3.0 cm, and the focal length is 2.0 cm. what is the image height? (indicate the object orientation by including the + or - sign with the answer.) hi = cm +1.33 -1.33 +0.75 -0.75
Answers: 2
Physics, 22.06.2019 05:30, GreenHerbz206
Could someone . i have tried to solve myself but my calculation is off
Answers: 3
Physics, 22.06.2019 10:30, sakotaco3455
In science and physics what is the standard unit of measure for speed?
Answers: 1
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