Alberto Ray

Skate Reproduction Skates mate at the same nursery grounds each year. Male skates have claspers that they use to transmit sperm to the female, and… Read More »How Do Skates Produce Offspring?

Period pain happens when the muscular wall of the womb tightens (contracts). Mild contractions continually occur in your womb, but they’re usually so mild that… Read More »Why Do Periods Hurt?

Groundfish refers to more than 90 different types of roundfish, flatfish, rockfish, sharks, and skates off the West Coast. What are groundfish in New England?… Read More »Is Skate A Groundfish?

As pH or temperature increases, more of the ammonia shifts to the un-ionized, toxic form. Un-ionized ammonia begins causing gill damage at approximately 0.05 mg/L… Read More »What Level Of Ammonia Is Toxic To Fish?

Ammonia poisoning happens when a fish tank’s ph levels become elevated, offsetting the nitrogen cycle. 1 In ideal water conditions, ammonia levels should be nonexistent.… Read More »What Causes Ammonia Poisoning In Fish?

So, how fast do speed skaters go? Short track speed skaters on ice go about 31mph (50kph) but can reach speeds in excess of 35… Read More »How Fast Can Someone Go On Skates?

Skates Proboably Won’t Cut You To recap – skates are sharp but not nearly as sharp as a knife or a blade, you can run… Read More »Are Ice Skating Shoes Sharp?

By leaning, the skater can balance the torque from gravity with the frictional force. Are speed skaters lopsided? They spend hours torqued to the left… Read More »Why Do Speed Skaters Lean?

Speed skaters use one of two kinds of skates – clap or fixed blade. This difference is also know as long track skates or short… Read More »What Kind Of Skates Are Used For Speed Skating?

A bike is harder. I spend a month to able to ride a bike, but I only take 2 hours to know the move of… Read More »Which Is Harder Rollerblading Or Biking?