How to do 18,19 and 20 with steps please
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Answers on questions: Physics
- P Physics Scientists compared unusual bursts of radio signals they detected to the radiation emitted when a microwave is opened before it has cycled off. Which aspect of science...
- P Physics Use the paragraph to answer the question The energy of a photo is proportional to its frequency. When the photoelectric tect occurs, each ejected election is the result...
- P Physics Ence to ariswer the question, A scientist begins work on forming a scientific theory. Which logical inference can be made based on this fact? (1 point) O First, the scientist...
- P Physics Why did mathematicians and scientists begin formulating game theory for use in economics? (1 point) The gaming approach had been successfully applied in other fields....
- P Physics It has been shown that large and small masses fall at the same rate. This has been repeatedly tested, including on Earth, in space, and on the moon. Which tenet of science...
- P Physics Deepta moves a load of 30 kg through 10 metres.What is the work done by him. If am satisfied with answer i will give him/her mark as brainliest....
- P Physics Which of the following can be excluded when evaluating the reliability of a source? (1 point) O accuracy of data O timeliness of information O purpose of the author O...
- P Physics As more information is found, some scientific theories are adapted and others are discarded. Because science can adapt to account for new information, it has proved durable...
- P Physics Complete this assessment to review what you ve learned. It will not count toward your grade. Which piece of evidence showed that claims about healing carbon fiber stickers...
- P Physics What makes a good scientific question? (1 point) o It helps decide the right choice in a situation. o It directs how to apply knowledge. O It is answered by observation...
Ответ:
Wedge: a tool used to go in between object to put them in place
Incline plane : a ramp it’s used to help rise heavy things
Pulley: it’s a wheel that supports movement and change of direction