Ual Learning 2.0

Which components do all circuits have in common? Select three options.

energy source

voltmeter

wires

ammeter

device that needs electrical energy

How does the food coloring behave?

Why is it useful for pairs of DNA to be held together by men bonds and not covalent bonds?

Which planet has a rotational period closest to that of Earth?

What is the displacement of a person that ran 15 minutes if he or she runs at an average velocity of 16 km/hr west

The floor of a railroad flatcar is loaded with loose crates having a coefficient of static friction of 0.320 with the floor. If the train is initially moving at a speed of 49.

A person walks up a stalled escalator in 25 s. When standing on the same escalator, now moving, she is carried up in 16 s. How much time in seconds would it take her to walk up the moving escalator?

Does the temperature increase during melting yes or no

Is this statement true or false? The next generation of nuclear power plants being built in California and South Africa are even safer and more efficient than previous generations of power plants.

Part C At what speed does the wreckage move if one car was driving north and one east? Express your answer to two significant figures and include the appropriate units. ! HA C ? Value Units Submit Request Answer Provide Feedback

Which person below is experiencing a delusion? A. Imani, who reads a lot and thinks she will go to an Ivy League school O B. Nia, who thinks that she is the daughter of the president and an extraterrestrial O C.