Mercury has a boiling point of 356.58C and a melting point of -38.87C what state is it in at -240C?
Solid, Liquid, Gas or Plasma

What Particle or particles of the atom's nucleus determine the atomic number?

What is conserved? Mass or Energy?

What fundamental quantity is still a physical object?

Who first described inertia?

Tolerance represents what?

What depends on the strength of gravity?

Einstein developed what equation?

The state of matter in which an object exists depends on what?

Energy is

The most common reference for measurements of kinetic energy is what?

Physics is what?

What is inertia?

The type of error known as ______ can not be eliminated.

What is the mass of a 2.00cm^3 block of iron? The density of iron is 7.87g/cm^3?
What is it's specific gravity?

express your answer in significant digits
3.487+1348.7

(3.75x10^6) x (2.54x10^3)

What form of energy does the following represent?
A)flower pot on a windowsill
B) a rolling car
C) oppositely charged particles sitting apart
D) a bowstring at rest

convert 6 days to seconds

A physics teacher drops a ball from a height, the students below time how long it takes the ball to fall, they have the following times.
Student 1: 4.48s student 2: 4.85s Student3: 5.06s Student 4: 5.12s
what is the absolute error taken by student 4?

What is the relative error student 4?