Which two quantities are directly proportional?

a. time and pressure

b. volume and pressure

c. volume and temperature

d. pressure and temperature

The mass of a block is 8g and the volume is 4ml. A) Calculate the density of the block. Show your work.

If dye x has a molar absorptivity, ε = 4.50 x 104 cm-1 m-1, at a certain wavelength, what concentration of the dye, in a 1.00 cm cuvette cell will produce an absorbance of 0.417?

The water table is the a. lower boundary of the zone of saturation. b. aquifer. c. zone of aeration. d. upper boundary of the zone of saturation.

Compared with a force, a torque involves

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

If an injury is caused by impact from an object alone, is this considered a caught-in or - between incident? Select the best option No, this is a struck-by incident Yes No, this type of incident is undefined

The___ is composed of Earth's crust and solid upper mantle A. Inner core B outer core C lithosphere D asthenosphere

How does the resistance of the following change with rhe rise in temperature? pure metals and German silver and carbon

A ball thrown straight upwards with an initial velocity of 15 m/s. Calculate how long the ball will remain in the air and the maximum height the ball reaches?

What is the upward force of the floor on the toes of one foot?