Four students are carrying out different laboratory procedures.
1) piroja is mixing baking soda and vinegar to see if it reacts.
2)jason is heating salt water over a burner until the water evaporates.
3) kali is putting crushed ice and ice cubes on a table to see which melts first. 4)francisco is separating iron filings from sand using a magnet. which experiment relies on convection?

a. piroja’s experiment
b. jason’s experiment
c)kali’s experiment
d)francisco’s experiment

What is the relationship between the wavelength of a wave and it's energy?

2.22/3.33 points | previous answers tamucolphysmechl1 4.pre.002. ask your teacher my notes question part points submissions used on a frictionless air track, a blue glider with mass 0.200 kg is moving to the right with a speed of 8.00 m/s. it strikes a red glider that has mass 0.600 kg and that is initially at rest. after the collision, the blue glider is moving to the left with a speed of 2.40 m/s. (a) what are the magnitude and direction of the velocity of the red glider after the collision? magnitude 3.33 m/s correct: your answer is correct. direction correct: your answer is correct. (b) is this collision elastic?

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)