Physics, 20.09.2020 02:01, girlieredc
A hiker makes four straight-line walks A 31 km at 283 ◦ B 15 km at 234 ◦ C 30 km at 323 ◦ D 25 km at 5 ◦ in random directions and lengths starting at position (41 km, 41 km), How far from the starting point is the hiker after these four legs of the hike? All angles are measured in a counter-clockwise direction from the positive x-axis. Answer in units of km. I am not quite sure how to set this up
Answers: 2
Physics, 21.06.2019 22:30, djs1671
Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations. in what way do laboratory experiments primarily differ from other forms of scientific investigations? a. a laboratory experiment is the only accepted form of investigation within the scientific community. b. studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments. c. laboratory experiments involve the identification and control of variables. d. data can only be generated through laboratory experiments, not other forms of investigation.
Answers: 3
Physics, 22.06.2019 04:00, alexialoredo625
When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
Answers: 2
Physics, 22.06.2019 07:00, marlenemedina247
World class speed skaters can skate a 3,000-m course in about 4 minutes. what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 10:00, myanniespencer39
Which accurately compares concave and convex lenses?
Answers: 2
A hiker makes four straight-line walks A 31 km at 283 ◦ B 15 km at 234 ◦ C 30 km at 323 ◦ D 25 km at...
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