How many chemicals in cigarettes are known or suspected to cause cancer?. more than 10. more than 20. more than 50. more than 75

Answers

Answer 1
Answer: There are more than 50 known chemicals that are known or suspected to cause cancer in cigarettes. Some of the known chemicals are ammonia, formaldehyde, and arsenic. The correct answer is C, more than 50. 
Answer 2
Answer: at least 69 so more than 50

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What are the major roles of game officials in team sports?

Answers

Officiate sporting events, games, and competitions. Judge performances in sporting competitions to work out a winner.

The major roles of game officials are as follows-

  • To give impartial decisions on many different things, such as the enforcement of rules, calling whether something did or didn't happen (goal, strike, etc.).
  • To allow players to specialize in the sport rather than brooding about whether a particular action was, or wasn't against the set rules.

Inspect sporting goods and examine all participants to make sure safety. Keep track of event times, starting or stopping play when necessary.

Thus, the major roles of game officials are to give impartial decisions and to allow players to focus on the game.

Learn more about the roles of game officials here:

brainly.com/question/4725408

To give impartial decisions on many different things, such as enforcement of rules, calling whether something did or didn't happen (goal, strike, etc.) and to allow players to focus on the game instead of thinking about whether a certain action was, or wasn't against the set rules.

What dangers to workers and to food does sinclair describe?

Answers

I believe that the answer to the question provided above is that the dangers of workers and the food they have is the uncertainty they have until they have conquered England.
Hope my answer would be a great help for you.    If you have more questions feel free to ask here at Brainly.

What type of force does a backpack exert on the bodys back and hips

Answers

the backpack is hanging amongst the shoulders of an individual. This pushes pressure down the spin resulting in pressure in the back and the hips altogether. The heavier the backpack the worse it is for the back(spine) and hips.

Hope this helps!

What do you think the effect would be on a person with less than the normal white blood cells?

Answers

they would have a higher chance of getting an infection because white blood cells  are the cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders.

Vitamin B and iron can be found in:a. fruits
b. meats
c. grains
d. vegetables

Answers

The answer is B, Meats.

Answer:

b. Meats

i just took the test

Which of the following items is considered a supplement?a. aspirin
b. multivitamins
c. throat lozenges
d. cough suppressants

Answers

The answer is B. Multivitamins.