How many V2 rockets are there? Hitler’s ‘vengeance’ rocket, the V-2, was the world’s first ballistic missile, and the first man-made object to make a sub-orbital spaceflight. Over 1400 were launched at Britain, with more than 500 striking London. Each hit caused devastation. The 13 tonne rocket impacted at over Read more…
How do T cells regulate immune response? Regulatory T cells (Tregs) are a specialized subpopulation of T cells that act to suppress immune response, thereby maintaining homeostasis and self-tolerance. It has been shown that Tregs are able to inhibit T cell proliferation and cytokine production and play a critical role Read more…
What should white balance be overnight? The Best White Balance for Landscape Photography Kelvin 3200-4000 is ideal for most types of night photography, either you’re photographing the Milky Way or the Northern Lights. Kelvin 5000-6000 is ideal for most types of ‘regular’ landscape or outdoor photography. What is Shockless white Read more…
What did the Soviet Union do to Manchuria? On August 8, 1945, the Soviet Union officially declares war on Japan, pouring more than 1 million Soviet soldiers into Japanese-occupied Manchuria, northeastern China, to take on the 700,000-strong Japanese army. Was Manchuria part of the Soviet Union? In practice it was Read more…
What is the overall equipment effectiveness of the machine? OEE (Overall Equipment Effectiveness) is the gold standard for measuring manufacturing productivity. Simply put – it identifies the percentage of manufacturing time that is truly productive. An OEE score of 100% means you are manufacturing only Good Parts, as fast as Read more…
What type of fire extinguisher is used for Class K? Wet Chemical fire extinguisher Currently, the only effective extinguisher rated as Class K is the Wet Chemical fire extinguisher. What is K rated fire extinguisher? A Class K fire extinguisher is used on fires involving cooking media (fats, grease, and Read more…
What is the PCCN exam? The PCCN examination tests applicant’s knowledge on caring for acutely ill adult patients. This certification is ideal for nurses who work in fields such as direct observation, intermediate care, telemetry, stepdown, emergency departments or transitional care. The AACN offers PCCN test and PCCN-K certification. What Read more…
Does Australia have an ozone layer? Firstly, the ozone layer in the mid-latitude (e.g. over Australia) is thinned, leading to more UV radiation reaching the earth. Data collected in the upper atmosphere have shown that there has been a general thinning of the ozone layer over most of the globe. Read more…
How do you write an employee growth plan? 5 Steps to create an employee development plan Think about the business goals. Create an action plan. Consider the skills and training needed. Check-in regularly. Keep looking for growth opportunities. What is an employee growth plan? An employee development plan, sometimes called Read more…
Why do dancers break their pointe shoes? The purpose of breaking in a new pair of pointe shoes is to mould them to the shape of your foot. Breaking in your new ballet shoes will make them more comfortable when you wear them. You can break in pointe shoes by Read more…