Particles
Density
Elements
Random
100

When changing from a solid to a liquid to a gas, particles ________ energy.

Gain, Increase, Absorb
100

The formula for density is ________

D = Mass / Volume

100

The elements on the periodic table are ordered by atomic number, which also tells us the _________ for those atoms.

Number of Protons & Electrons

100

In Harry Potter and the Order of the Phoenix, what item is used to send secret meeting times to members of Dumbledore's Army, by way of a Protean Charm?

(fake) Galleon

200
Is a change of state a physical or a chemical change?

Physical

200
Pure water (at 4 C) has a density of approximately ______. (include units)

1 g / cm³ (or mL)

200

An atom with the same number of protons as another but different neutrons is called __________

an isotope
200

Jim Carrey plays this villain in Sonic the Hedgehog.

Dr. Robotnik / Eggman

300

Particles of a solid are in motion, but ____________ in place.

Vibrate

300

Density can be found by finding the ________ on a graph of mass vs volume.

Slope

300

How many neutrons are in an atom of Carbon-14?

14 - 6 = 8 neutrons

300

This classic jRPG featuring Cloud Strife is getting a remake in 2020.

Final Fantasy VII

400

The process of changing from a solid immediately to a gas is called: _____________.

Sublimation

400

Find the density for this material:
Mass = 180 g
Dimensions: 3 cm x 5 cm x 4 cm

3 g/cm³

400

An atom of Uranium (#92) is split in a fission reactor to create an atom of Rhodium (#45).  If the rest of the protons stay together, this would create an atom of ___________.

Silver (#47)

400

This was the required amount of energy required to send Marty and the DeLorean back to the future (mispronounced by Doc in the movie).

1.21 gigawatts

500

This is a specific name for a homogeneous mixture of metals.  One example is copper + tin = bronze.

Alloy

500

A cylinder of iron (D = 7.7 g/cm³) has a mass of 250 g.  If the cylinder is 3 cm tall, find the radius to 1 decimal place.

r = 1.9 cm (approximately)

500
The elements on the far right column are called ______ ________ because they do not react with other elements.

Noble gases

500

Jedi seeking kyber crystals to construct their lightsabers often travelled to this cold and remote planet.

Ilum