The state of water is determined solely by the conditions of pressure and temperature. true false

If you put a helium-filled balloon in the refrigerator, what will happen?

One mL of water would have a density of blank g/cm 3.

Which type of investigations include a hypothesis?

In order for a solution to form a) one substance must dissolve in another. b) a solid must dissolve in liquid. c) the solvent must be water. d) a gas must dissolve in a liquid.

Spaceships A and B are traveling directly toward each other at a speed 0.5c relative to the Earth, and each has a headlight aimed toward the other ship.

The oscilloscope is set to measure 2 volts per division on the vertical scale. The oscilloscope display a sinusoidal voltage that vertically covers 3.6 divisions from positive to negative peak. What is the peak to peak voltage of this signal

If the Sun were twice as massive, its pull on Mars would be A. unchanged. B. twice. C. half. D. four times as much.

A pendulum makes 40 vibrations in 20 seconds. Calculate its period?

A construction crane lifts a prestressed concrete beam weighing 14 short tons from the ground to the top of piers that are 24 ft above the ground. Determine the amount of work done considering the beam. Take the value of g as 32.174 ft/s2.

Are passing through optical Centre deviate why