Uses of spherometerwhat are some uses of spirometer

Glenn is heating water in a teakettle. The hotter water at the bottom of the kettle rises. The cooler water near the top sinks and warms. Which kind of transfer of heat is this? A. conduction B. convection c. radiation d. transmission

Radiant energy is potential or kinetic because

Difference between mass and weight worksheet

A positively charged ion will bond with A) a negatively charged ion. B) a neutral atom. C) another positively charged ion. D) nothing else.

A machine is rolling a metal cylinder under pressure. The radius of the cylinder is decreasing at a constant rate of 0.05 inches per second and the volume, V, is 128pi cubic inches. At what rate is the length, h, changing when the radius, r, is 1.

The force in Newtons on a particle directed along the x-axis is given by F (x) = exp ( - (x/5) + 5) for x≥0 where x is in meters. The particle is constrained to move along the x-axis.

What are electromagnetic waves? what are its characteristics? how do we classify them?

A gas is collected from a radioactive material; upon inspection, the gas is identified as helium. The presence of the helium indicates the radioactive sample is most likely decaying by: A). alpha B). beta + C). beta - D). gamma

Is 30 minutes to nine the same as 30 minutes after 8 in life

In a car changes its philosophy from 32 km/hour to54 km/hour in 8.0 seconds, what is its acceleration?