When an object is moving away from you while making a sound the pitch of the sound is perceived to be?

At what scale degree Celsius and degree Fahrenheit coincide?

Which waves cause matter to move back and forth in the same direction? A. longitudinal waves B. transverse waves C. magnetic waves

Which of the following best describes atoms with low electronegativity? A. They tend to lose electrons and become cations. B. They tend to lose electrons and become anions. C. They tend to gain electrons and become cations D.

What explains the key difference between a bomb calorimeter and a coffee cup calorimeter? A bomb calorimeter is 10 times larger but works the same way. A bomb calorimeter measures heat for liquid products only.

A heater with an effective resistance of 4.8 ohms is connected to 240.0 volts if it operated approximately 25% of the time and electricity costs $0.10 per kWh what will be the electrical bill for30 days

A bathroom scale is compressed 0.21 in. when a 210 -lb person stands on it. Assuming that the scale behaves like a spring that obeys Hooke's law, how much does someone who compresses the scale 0.06 in.

Explain what happens when a ferromagnetic material is made into a permanent magnet.

You are drawing a branching diagram to show the relationship between Turtles frogs and alligators which two organisms does the diagram indicateas having the most recent common ancestor

Estimate the length of the neptunian year using the fact that the earth is 1.50Ã108km from the sun on average.

Identify one type of electromagnetic energy that has a shorter wave length than green light