What sound intensity is defined as the level of pain? The level of pain is about 120 dB at all frequencies. The change in physical pressures from threshold of hearing to threshold of pain is twice as great at 2000 Hz (120 dB) as it is at 50 Hz (60 dB). How do you describe […]
Do magnets get stronger if you stack them?
Do magnets get stronger if you stack them? Once a magnet is fully magnetised, it cannot be made any stronger as it is fully ‘saturated’. As more magnets are stacked together, the strength will increase until the length of the stack is equal to the diameter. After this point, any further magnets added will provide […]
What is the oldest ice core sample?
What is the oldest ice core sample? The deepest ice core records come from Antarctica and Greenland, where the very deepest ice cores extend to 3 kilometers (over two miles) in depth. The oldest continuous ice core records extend to 130,000 years in Greenland, and 800,000 years in Antarctica. What two events must occur for […]
What are 3 ways to improve your body composition?
What are 3 ways to improve your body composition? Summary: Nutrition and exercise are critical for improving body composition. Keeping your calories, fiber and protein in check is a good first step. All exercise can help with fat loss, but weight training is the best way to increase muscle mass. What is the best way […]
What was the conclusion of the gold foil experiment?
What was the conclusion of the gold foil experiment? Rutherford’s gold foil experiment showed that the atom is mostly empty space with a tiny, dense, positively-charged nucleus. Based on these results, Rutherford proposed the nuclear model of the atom. Why was gold foil used in Rutherford’s experiment? Rutherford used gold for his scattering experiment because […]
Do construction workers eat on beams?
Do construction workers eat on beams? The sight of 11 Rockefeller Center construction workers casually eating lunch across a beam hanging 850 feet in the air was a hopeful look at life in the ’30s. It showed the world that New York City—and America as a whole—was still building, still progressing, and, most importantly, still […]
What is the best example of a stabilization level exercise?
What is the best example of a stabilization level exercise? EXERCISES Squat Jump With Stabilization. Step-up to Balance, Curl and Overhead Press. Cable Squat. Dumbbell Chest Press. Dumbbell Row on Ball. Overhead Military Press on Ball. Single-Leg Biceps Curl. Single-Leg Triceps Extension. What is a multiplanar step up to balance an example of? A circuit […]
What are contour lines for Class 7?
What are contour lines for Class 7? (i) Contour lines are isolines of height. (ii) These are drawn by joining the places of equal altitude. (iii) These help in identification of land forms and their altitude from sea level. (iv) These lines also help us to understand the nature and direction of the slope. What […]
What happens if a fly flies in a moving car?
Does AP Gov have DBQS?
Does AP Gov have DBQS? Here are the four types of FRQs you’ll get on the AP Government exam: Concept Application (3 raw points) Quantitative Analysis (4 raw points) SCOTUS Comparison (4 raw points) Is Apush harder than ap gov? AP Gov is loved and coveted, we mostly have political discussions and the teacher is […]