Units
Density
Atoms & Matter
Periodic Table
Electromagnetic Spectrum
100

This is our standard unit for measuring time.

What is seconds (s)?

100

This is why oil floats on water

What is oil is less dense than water?

100

This element has an atomic number of 1.

What is Hydrogen?

100

This element has an atomic number of 5.

What is Boron (B)?

100

All electromagnetic waves are different kinds of...

What is light?

200

This is the metric unit for mass.

What is grams (g)?

200

This is water's density. (include units!)

What is 1 g/mL?

200

These sub-atomic particles are in the nucleus.

What is protons and neutrons?

200

This element has 52 protons.

What is Tellurium (Te)?

200

This is the lowest energy type of electromagnetic radiation.

What is a radio wave?

300

This is the metric unit for volume.

What is milliliters (mL)?

300

This is the density of an object with a mass of 3 g and a volume of 3 mL.

What is 1 g/mL?

300
This sub-atomic particle is in the cloud around the nucleus.

What is an electron?

300

This is the atomic mass of Sodium (Na).

What is 22.990 (amu)?

300

All electromagnetic waves travel at this speed.

What is the speed of light?

400

This is our standard unit for density.

What is grams per milliliter (g/mL) or grams per centimeters cubed (g/cm3)?

400

This is the density of an object with 55 g and a volume of 110 mL.

What is 0.5 g/mL?

400

This is the matter classification for distilled water (H2O).

What is a compound?

400

This is the element in Group 16 Period 3.

What is Sulfur (S)?

400

As frequency decreases, this is what happens to wavelength on the electromagnetic spectrum.

What is wavelength increases?

500

This is the metric unit for speed.

What is meters per second (m/s)?

500

This is the mass of an object with a density of 2.1 g/mL and a volume of 33 mL.

What is 69.3 g?

500

This is the matter classification of nachos.

What is a mixture?

500

This is the only transition metal that is a liquid at room temperature.

What is Mercury (Hg)?

500

This is the type of electromagnetic radiation used to look at our bones.

What are X-rays?