Joaquin Phoenix was troubled comedian Arthur Fleck
what is Joker
Nutritionally, EPA isn't an agency but one of these fatty acids from fish oils, thought to lower blood pressure
What is an Omega-3
The Vickers test measures the hardness of a metal by indenting it with one of these super-hard gems
What a diamond
Our immune systems produce these proteins to fight off disease
What are antibodies
Atmospheric sciences include climatology & this, the study & forecasting of the weather
What is meteorology
Emma Stone, in a live-action prequel to "101 Dalmatians"
What is Cruella
This spice from the bark of a tree is good on toast; some studies say it may lower blood sugar in people with diabetes
What is cinnamon
Nanofiltration is used to reduce hardness of this, caused by dissolved minerals like calcium & magnesium
What is water
The name of this class of animals means "double life"
What is amphibian
Marie Curie won Nobel prizes in these 2 categories
What is physics & chemistry
Jordan Peele film in which a family is terrorized by its doppelgangers
What is Us
If you have an allergy to plants like ragweed, be cautious using this herb often paired with goldenseal to fight colds
What is Echinacea
The Knoop test uses low indentation pressure to measure the hardness of glass & these materials, from Greek for "pottery"
What is ceramics
It's the rate at which velocity changes over time
What is acceleration
Thomas Carlyle called this study of the production, consumption & distribution of wealth "the dismal science"
What is economics
The impoverished Kims put one over on the wealthy Parks
What is Parasite
An antioxidant important in our metabolism is Ubiquinone, aka coenzyme (or Co) this letter & number
What is Q10
Gypsum is 2 & quartz is 7 on this scale
What is Mohs
In physics it's the distance from the center line of a wave to the top of the crest
What is amplitude
Petrology, the science of rocks, studies the 3 main classes: metamorphic, sedimentary & this one
What is Igneous
James McAvoy struggles with 23 personalities
What is Split
Pregnant women take this, also called vitamin B9, to reduce the risk of birth defects of the brain & spinal cord
What is Folic Acid
The number used to designate a pencil's hardness, relates to the ratio of clay to this material, a form of carbon
What is graphite
Here's an up-close image of this pollen-bearing part of a hibiscus
What is anther
A German zoologist coined the name of this branch of biology that studies the relationship between organisms & their environments
What is ecology