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Lab Energy of the Tossed Ball PROCEDURE: 1. Measure and record the mass of the ball you plan to use in this experiment. 2. Connect the Motion Detector to the DIG/SONIC 1 channel of the interface. Place the Motion Detector on the floor and protect it by placing a wire basket over it. 3. Hold […]
Determination of gravitational acceleration on the earth using a mathematical pendulum.Discuss
In a two-page paper, research how physics is used in a specific profession of your choice. You should identify two physics principles used in the profession as well as explain, in detail, how they are used.
coal Did coal originate in swamp forest 300 million years ago?Discuss
Different parts of the EM spectrum What’s in common and what are the differences among different parts of the EM spectrum? What makes them harmful or not harmful to human body? Which part do wifi, cellphone, or microwave radiation belong to? Are they harmful to human body? If yes, what makes them harmful? If no, […]
X-ray Spectra and Medical Uses of X-rays Question 1 There are two distinct components to an X-ray spectrum generated by an X ray tube — the braking radiation (Bremsstrahlung) and characteristic lines. The appearances of these two components depend on the nature of the tube and its operating conditions. Describe the features of these components […]
Experiment 1: Radioactive Decay of Pennies Data Table 1: Radioactive Decay of Pennies Half-lives passed Unstable pennies Stable pennies 0 200 0 1 105 95 2 51 149 3 28 172 4 13 187 5 7 193 6 4 196 7 3 197 8 1 199 9 0 200 10 0 200 Experiment 2: […]
Conservation of Energy Description Please watch the video-clips below and explain both experiments in terms of conservation of energy. 300 words https://www.youtube.com/watch?v=s3YSnNAIHDg https://www.youtube.com/watch?v=D3Vn36YmNik
Big Bang Theory 1. What event do you think caused the universe to start expanding? (5 points) 2. Whereas the vast majority of astrophysicists support the big bang theory, many nonscientists consider the theory to be controversial. Why do you think so many people might object to the theory? Write a paragraph explaining your view. […]
Topic: What is light include relevant information:wave behaviour of light, evidence for light is a wave, particle model of light.calculation of how the energy of light can be determined from it’s frequency.calculate the range of energy
