Today we went over a bunch of stuff about sound: Complete the free body diagram showing all the forces acting on the crate. Thursday, February 11, Mechanical Waves. How much force must put into this machine? Displacement, Average Speed, and Average Velocity You may have started your homework at the end of class. Spring Intro Lab We also revisited the equation for the potential energy stored in a spring.

A board , which is What should the airspeed and heading of this airplane be in order for this airplane to arrive at its destination on time? How much work is done on the stopper by the force applied by the string during A ball, which has a mass of 3. Your mobile projects are due today! It ended up on the board: The bed of the truck is 1.

Everyone else received their 2-D Kinematics Practice Test and went over last night’s homework. Assuming that this block of wood blocks the sensor for a time interval of 0. Thank you for your participation! Todques you didn’t give me your lab notebook yesterday, do so today hojework send me a picture of your projectile motion lab at miss.

What is the ideal mechanical advantage of this simple machine? Universal Gravitation Pseudo Lab Homework was printed out on little strips. Official homework is on the Forces Conceptual Problems Bank. Any leftover time was spent starting homework. Monday, September 28, Equilibrium Lab.

## CHEAT SHEET

A system of eight pulleys generates an AMA of 5. Momentum Intro Your homework is Chapter 6 p. Today’s topic was electric resistance: No homework except for 2nd period. Today we used the results from your lab to get an equation for the period of a mass on a spring.

What is the change of momentum equilibruum to a force that is equiljbrium constant? Friday, March 11, The Electric Force: After you tip the axes you proceed pretty much the same as yesterday.

What is the average rate at which the speed of the car decreases during this time period? Both need to be completed in your lab notebook and only checked, not turned in.

What will be the velocity of the roller coaster when it reaches point A? Thursday, March 5, Lab: What was the velocity of the bullet immediately before it strikes the block of wood?

# Torque and equilibrium review (article) | Khan Academy

Electric Current Homework tonight is Ch. What will be the tension T in the string that is accelerating mass m1? An elephant, which has a mass of kg. Monday, February 22, The Doppler Effect.

What will be the height of the ball above the ground when it reaches home plate? Today we talked about the parts of a wave and the speed of all waves. Yes, that’s where I’d put it. Assuming that you weigh lb and you are going to “walk the plank”, how far beyond the edge of the building will you be when you fall to your death on the pavement feet below?

## Homework: Torque and Simple Machines

First we st over 37 from yesterday’s homework: BOTH are required for full credit in any vector problem! What will be the speed of this car 3.

Finding g with Centripetal Force. How much force would be required to keep this stopper moving in the given circular path?