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Determine the focal lengths of the objective lens and the eyepice lens if the separationbetween lenses is 45 cm.
What is the velocity of the smaller fish before it becomes lunch?
What are some of the common difficulties your students encounter when learning about air resistance?
What other electromagnetic waves are dangerous for you and why? What can you do about it?
If the ball is in contact with the wall for 0.014 s, what is the average acceleration of the ball while it is in contact with the wall?
Calculate the temperature profile for various fuel materials. Use the heat generation rate you calculated in problem 1 of HW 1.
Explain the difference between energy and power and how they are related to work. Give examples of each.
2.0g of Nitrogen gas is at 270C in a fixed volume. If 20% of its total internal energy is due to rotation what is the average velocity of nitrogen molecules?
What is more important for long-term survival of the human species-population control or belief in god?
What is the source of all electromagnetic waves? Why is the lettering on the front of an ambulance "backwards" (see figure below)?
You have learned about nuclear reactions and the resulting radiation.
What can be said about the conservation of momentum for the collision? Explain your answer.
After using the Collision Lab resource, provide some examples of collisions that exhibit characteristics of elastic and/or inelastic collisions.
Use the date, time, and phase of the moon from 2 and 3 above, to estimate the time this moon rose in this date.
A vector representing 190 N is oriented at 34? with the horizontal. What is the magnitude of its horizontal component?
The final temperature of the mixture is 25 celsius degrees. What is the specific heat capacity of the metal.
Compare alpha, beta, and gamma radiation. Your friend says the helium in your birthday helium balloon comes from radioactive decays. What is your response?
What type of bond is formed between the oxygen and the hydrogen atoms?
Explore the What's That Stuff page from Chemical and Engineering News.
Determine the magnitude and location of the resultants for the triangular and uniform loads shown below.
Explain the difference between linear speed and rotational speed. Include formula difference and how rotational speed is changed to linear speed.
If a Mack truck and Honda Civic have a head -on-collision, upon which vehicle is the impact force greater? Which vehicle experiences the greater deceleration?
What is the vertical component of the velocity when the ball reaches the plane of the fence?
Prediction for flooding phenomenon can be made for various combinations of liquid and gas flow rates.
What kind of orbit is the Space Station in? How long does it take to go around the Earth? Have you seen it travel by at night in the sky?