xelynncaldera
22.10.2019 •
Physics
An egg is placed at the bottom of a bowl filled with water. salt is slowly added to the water until the egg rises and floats. from this experiment, one can conclude that
a) the density of salt water exceeds the density of egg.
b) calcium in the eggshell is repelled by sodium chloride.
c) buoyant forces do not always act upward.
d) salt sinks to the bottom.
e) none of the above
Solved
Show answers
More tips
- P Philosophy How did the concept of module arise in computer science?...
- F Food and Cooking How to Cook Julienne? Recipes and Tips...
- H Health and Medicine At What Age Does a Person Stop Growing?...
- F Family and Home How to Choose a Name for Your Baby?...
- F Food and Cooking Discover the Health Benefits of Cedar Nuts...
- L Leisure and Entertainment Scrapbooking: What is it and Why is it Becoming More Popular?...
- L Leisure and Entertainment Carving: History and Techniques for Creating Vegetable and Fruit Decorations...
- F Food and Cooking How to Make Sushi: A Step-by-Step Guide to Perfectly Rolled Delights...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
- F Food and Cooking Аэрогриль: Все, что нужно знать для подготовки здоровой и вкусной пищи...
Answers on questions: Physics
- P Physics Acar traveling at 28.0 m/s28.0 m/s hits a bridge abutment. a passenger in the car, who has a mass of 66.0 kg,66.0 kg, moves forward a distance of 56.0 cm56.0 cm while being...
- P Physics Professors chase and sanborn are conducting an experiment on the effects of caffeine on memory. participants are randomly assigned to a caffeine or a no-caffeine group and...
- P Physics Agas within a piston-cylinder assembly undergoes a thermodynamic cycle consisting of three processes: process 1-2: compression with pv = constant, from p1 = 1 bar, v1 = 2...
- P Physics In the classical view of the atom, bohr pictured electrons orbiting the positively charged nucleus similar to how the planets orbit the sun. while this picture was not entirely...
- P Physics The nucleus of 8 be, which consists of 4 protons and 4 neutrons, is very unstable and spontaneously breaks into two alpha particles (helium nuclei, each consisting of 2 protons...
- P Physics Cuales fueron los 10 principales descubrimientos de stephen hawking?...
- P Physics Asmall car collides head on with a large truck. is the magnitude of the force exerted by the car on the truck greater than, less than, or equal to the magnitude of the force...
- P Physics Given that earth orbits at 150,000,000 km from the sun, through what distance does earth move in a second?...
- P Physics The radii of the sprocket assemblies and the wheel of a bicycle are 4 inches, 2 inches, and 14 inches respectively. if the cyclist is pedaling at a rate of 1 revolution per...
- P Physics Classify cd2+ mn2+ kr zr as paramagnetic or diamagnetic...
Ответ:
As magma rises, pressure Decreases , causing dissolved gases to expand and form bubbles. The size of the bubbles increases, exerting a lot of force. The force of the expanding gases pushes the magma from the Magma chamber up through the Pipe . Molten rock and gas explode through the Vent , which is at or near the top of the volcano.
Explanation: