Atomic Theory Scientists
Scientific Method
Exploring Physical Science
Measurement
Universe & Atoms
100

This scientist discovered the neutron in the atom. 

Who is James Chadwick?

100

A proposed solution or educated guess formed to solve a problem.

What is a hypothesis?

100

The study of what substances are made of and how they change and combine.

What is chemistry?

100

How do you know if an object will sink or float?

What is compare the density to the density of water?

100

The number of protons in one atom of that element and also equals the number of electrons. 

What is the atomic #?

200

This scientist published the first fully scientific model of the atom.

Who is John Dalton?

200

In an experiment, this is the one factor being tested.

What is the variable?

200

Listening to instructions, pulling long hair back, and keeping your workspace clean are a few examples.

What are safety guidelines for a lab?

200
you can measure the volume of a solid with this equation
What is length x width x height?
200

These three basic things the universe is what the universe is made of.

What is matter, energy, & intelligence?

300

This Greek philosopher was the first to imagine that matter was made of atoms.

Who is Democritus?

300

This is the first step of the scientific method.

What is stating the problem?

300

The study of energy forms and laws of motion.

What is Physics?

300
You can measure the volume of a solid with this tool
What is a graduated cylinder?
300

The center of an atom holding the protons and neutrons.

What is the nucleus?

400

This scientist discovered a tiny nucleus containing the positive charge and almost all the mass and negative electrons surrounding the nucleus. Most of the atom was empty space.

Who is Ernest Rutherford?

400

A mathematical statement that tells how something happens after tons of experimental research like E = mc2.

What is scientific law?

400

An explanation based on many observations supported by experimental results.

What is scientific theory?

400
the amount of matter in an object
What is mass?
400

An example of atoms with a net negative charge like nitrite (NO2-).

What is an ion?

500

This scientist believed electrons orbit the nucleus like planets and the energy of the electron determines its orbit and only fixed energies are possible.

Who is Neils Bohr?

500

In an experiment, this the one factor that is constant.

What is the control?

500

Pointing a heated test tube at the lab partner, not wearing goggles when fire is present, and eating during an experiment are examples in the lab.

What is unsafe lab practices?

500

You can calculate this if you know the mass and the volume of an object.

What is density?

500

The beautiful colors in the sunrise and sunsets each day.

What are examples of God's intelligence?