Answer:
Metals react by donating the electrons in their outermost shells to form +ve ions. Group 1, 2, and 3 metals donate1, 2, and 3 electrons respectively to form +1, +2, and +3 ions. The electrons in the outermost shells are kept at bay due to the attraction from the +vely charged nucleus. And energy is required to expel the outermost elrctrons.
Explanation:
Answer:
The idea that smiling when you are not necessarily joyful can actually improve your mood, is called the facial feedback hypothesis. The first experiment to test this was performed in 1988 and involved three different subject groups holding a pencil in different ways, in their hand or in their mouth vertically or horizontally (making them smile or frown). They then viewed cartoons and recorded how funny they were. The group who was smiling found them the funniest and the group that was frowning did not appreciate them as much. Not only can smiling make you happier but you could potentially better your mood by walking in a more jovial manner. Smiling is contagious because mirror neurons which help us to empathize with others, so not only could smiling help you but also others around you. Some other benefits of smiling include: decreased stress, lowered heart rate, lowered blood pressure and longer life span.
Explanation: 100%
<span>1. Frequency - A. How often you perform aerobic activity.
2. Perceived exertion (RPE) scale - E. Measures the feelings caused by your exertion
3. Duration - D. The amount of time spent at each aerobic session
4. Intensity (1 point) - C. The percentage of your maximum heart rate that is achieved during the workout.
5. Aerobic activities - B. Biking, jogging, running, swimming, cross-country skiing, basketball, jumping rope, and roller-skating
6. How do you determine your target heart rate? (1 point)To determine your maximum heart rate, subtract your age from 220, then multiply this number by 0.25 for the low end of your target heart range and by 0.90 for the higher range.
7. Failure to __________ after exercising may result in dizziness or sudden fainting. cool-down
8. What is the frequency of aerobic exercise suggested by The American College of Sports Medicine? 3-5 days a week
9. Excessive aerobic exercising can lead to (1 point)excessive fatigue and overtraining
10. Three important factors affect an aerobic workout (1 point)frequency, duration, and intensity
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Answer:
Even if there are no sores because the virus is still in the body.
Explanation:
Because the virus is still in the body.
- Hope this helps=^)
