Physics Archives - Page 14 of 21

Draw the magnetic field lines between the two ends of the magnets. Write 2 – 3 sentences describing the direction of the magnetic force between the magnets and identifying the two electric point charges that have an electric field between them that resembles this magnetic field.

Posted on March 23, 2022March 23, 2022 by Ambrose

Question : Electricity and Magnetism a. Draw the magnetic field lines between the two ends of the magnets. Write 2 – 3 sentences describing the direction of the magnetic force between the magnets and identifying the two electric point charges that have an electric field between them that resembles this magnetic field. b. Calculate the […]

Violet light has higher energy than yellow light. Write 3-4 sentences comparing these electromagnetic waves with respect to the following properties: wavelength, frequency, and speed.

Posted on March 22, 2022 by Ambrose

Question : Light and Quantization a. Violet light has higher energy than yellow light. Write 3-4 sentences comparing these electromagnetic waves with respect to the following properties: wavelength, frequency, and speed. b. When a certain amount of violet light and yellow light shine on a metal surface, only violet light produces an electric current. Write […]

By touching the side of a beaker, a student concludes that an exothermic change is taking place inside it. Write 2 – 3 sentences explaining how the student came to that conclusion and comparing the energy of the products of an exothermic reaction with the energy of the reactants.

Posted on March 22, 2022 by Ambrose

Question : Heat a. If 0.45 kg of iron at 140°C is added to 1.5 kg of water at 22°C, what will be the final temperature of the system? b. By touching the side of a beaker, a student concludes that an exothermic change is taking place inside it. Write 2 – 3 sentences explaining […]

A robotic submersible is being brought back on board a ship. What happens to the buoyant force as the submersible is lifted out of the water? Write 2 – 3 sentences explaining your reasoning.

Posted on March 22, 2022March 22, 2022 by Ambrose

Question : Fluids A robotic submersible is being brought back on board a ship. What happens to the buoyant force as the submersible is lifted out of the water? Write 2 – 3 sentences explaining your reasoning.

Using a periodic table, identify the element whose atoms have 11 protons. Is it a metal, a nonmetal, or a metalloid? Write 1-2 sentences describing how an atom of this element changes when it forms an ionic bond.

Posted on March 22, 2022 by Ambrose

Question: Atoms a. Besides protons, what other particles make up an atom? Write 2 – 3 sentences identifying the attractive forces that act between a proton and each of these other particles. (4 points) b. Using a periodic table, identify the element whose atoms have 11 protons. Is it a metal, a nonmetal, or a […]

The half-life of iron-61 is 6 minutes. If a sample originally contains 8 g of the isotope, how much remains after 18 minutes? Write 2 – 3 sentences explaining your reasoning.

Posted on March 16, 2022 by Ambrose

Answer the questions below. Question 1: Nuclear Structure (10 points) a. Protons and neutrons make up the nucleus of an atom. Write 3 – 4 sentences describing the electrostatic force between each pair of particles (proton-proton, proton-neutron, neutron-neutron) and the strong nuclear force between each pair of particles. (5 points) b. Write 3 – 4 […]

Prepare a 300 word post about Sir Issac Newton.ook for information about this and discuss the accomplishments of Sir Issac Newton.

Posted on February 22, 2022 by Ambrose

Issac Newton accomplishments Description 300 word post about Sir Issac Newton Isaac Newton was involved in several plagiarism disputes (Newton vs. Leibniz, Newton vs. Hooke, etc) during his life. Some people say that Newton’s work just combined the contributions of Coopernicus, Kepler, and Galileo. Look for information about this and discuss the accomplishments of Sir […]

Draw the electric field lines around a positive charge.Calculate the electric force that exists between two objects that are 0.500 m apart and carry charges of 0.00450 C and 0.00240 C. Is this force attractive or repulsive?

Posted on February 16, 2022February 16, 2022 by Ambrose

Question 1: Electrostatics (11 points) a. Draw the electric field lines around a positive charge. (2 points) b. Calculate the electric force that exists between two objects that are 0.500 m apart and carry charges of 0.00450 C and 0.00240 C. Is this force attractive or repulsive? (3 points) c. How does the size of […]

With reference to the various processes called quenching in gas-filled detectors: Describe what is meant by quenching in a proportional counter and give an example of a suitable gas that could be used.

Posted on January 4, 2022 by Ambrose

1. (a) With reference to the various processes called quenching in gas-filled detectors: Describe what is meant by quenching in a proportional counter and give an example of a suitable gas that could be used (include an explanation as to why it is desirable to do this). [2 MARKS] Describe what is meant by quenching […]

Quantum cryptography and Quantum teleportation:Summary of these topics from the point of view of quantum optics.

Posted on December 6, 2021 by Ambrose

Quantum cryptography and Quantum teleportation Summary of these topics from the point of view of quantum optics You can take the book as a reference 11.3, 11.8 Their applications should be mentioned. Tables of contents Abstract Introduction . . Tables Figures

Essay Quoll

Category: Physics

Draw the magnetic field lines between the two ends of the magnets. Write 2 – 3 sentences describing the direction of the magnetic force between the magnets and identifying the two electric point charges that have an electric field between them that resembles this magnetic field.

Violet light has higher energy than yellow light. Write 3-4 sentences comparing these electromagnetic waves with respect to the following properties: wavelength, frequency, and speed.

By touching the side of a beaker, a student concludes that an exothermic change is taking place inside it. Write 2 – 3 sentences explaining how the student came to that conclusion and comparing the energy of the products of an exothermic reaction with the energy of the reactants.

A robotic submersible is being brought back on board a ship. What happens to the buoyant force as the submersible is lifted out of the water? Write 2 – 3 sentences explaining your reasoning.

Using a periodic table, identify the element whose atoms have 11 protons. Is it a metal, a nonmetal, or a metalloid? Write 1-2 sentences describing how an atom of this element changes when it forms an ionic bond.

The half-life of iron-61 is 6 minutes. If a sample originally contains 8 g of the isotope, how much remains after 18 minutes? Write 2 – 3 sentences explaining your reasoning.

Prepare a 300 word post about Sir Issac Newton.ook for information about this and discuss the accomplishments of Sir Issac Newton.

Draw the electric field lines around a positive charge.Calculate the electric force that exists between two objects that are 0.500 m apart and carry charges of 0.00450 C and 0.00240 C. Is this force attractive or repulsive?

With reference to the various processes called quenching in gas-filled detectors: Describe what is meant by quenching in a proportional counter and give an example of a suitable gas that could be used.

Quantum cryptography and Quantum teleportation:Summary of these topics from the point of view of quantum optics.