Chapter 1, 2, 3, 4, & 5

Front

What state of matter is a substance with a melting point of 40 degrees Celsius at room temperature?

Back

solid

Front

What is a well-tested explanation for a set of observations or experimental results?

Back

scientific theory

Front

How are Bohr's and Rutherford's atom models similar?

Back

Both described a nucleus surrounded by a large volume of space.

Front

What determines the tendency of an element to react?

Back

the number of valence electrons in atoms of the element

Front

What is the unit for atomic mass?

Back

amu

Front

What is the definition of pressure in the context of gases?

Back

Pressure is the force exerted by gas particles colliding with the walls of their container.

Front

What factors affect the pressure of a gas?

Back

Temperature, volume, and the number of gas particles.

Front

What happens to gas pressure when the volume of the container decreases?

Back

The pressure increases.

Front

What is the relationship between temperature and gas pressure?

Back

As temperature increases, gas pressure increases if the volume is constant.

Front

What is a scientific law?

Back

A statement based on repeated experimental observations that describes an aspect of the world.