1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
aksik [14]
3 years ago
5

Why is it okay to have a radioactive alpha source in a smoke detector in your house?

Physics
1 answer:
egoroff_w [7]3 years ago
5 0
When smoke particles pass between the source of radiation and the detector the drop in radiation will be sufficient to tigger the alarm. <span />
You might be interested in
A 30kg mass is brought from the earth to the moon what is the weight on the earth
ozzi

Answer:

Solution

verified

Verified by Toppr

Given:

Mass of body = 30 kg

gravitational acceleration on the moon = 1.62 m/s

2

Weight of the body on the moon = Mass of the body×gravitational acceleration on the moon=30×1.62=48 N

8 0
2 years ago
Why is gum bad for you
viva [34]
There are a lot of reasons why gum is bad for you but a main reason because if you make a bubble and swallow it you could choke. Another reason is because it breaks down your gums.
6 0
4 years ago
Read 2 more answers
A lever with an output arm of 0.8 meter has a mechanical advantage of 6. What is the length of the input
Novosadov [1.4K]
From the law of the lever: 

<span>mechanical advantage= input arm : output arm

input arm- a
output arm-b
</span>mechanical\ advantage= 6\\\\&#10;6=\frac{a}{0,8}\ \ |*0,8\\\\&#10;6*0,8=a\\\\&#10;a=4,8m&#10;&#10;
<span>Input arm is equal 4,8m</span>
4 0
4 years ago
Plz answer the circled questions. They are about tectonic plates
likoan [24]
8 is <span>The five </span>physical layers<span> are the lithosphere, asthenosphere, mesosphere, outer core, and inner core</span>
10. is lithoshpere
7 0
3 years ago
Select the correct answer.
Serhud [2]

Answer:

b hope this helps

Explanation:

5 0
4 years ago
Read 2 more answers
Other questions:
  • A long-distance runner is running at a constant speed of 6 m/s.
    15·1 answer
  • What are the coordinates of the point that is 1/5 of the way from A(-7,-4) to B(3, 6)?
    13·1 answer
  • A uniformly charged ball of radius a and charge –Q is at the center of a hollowmetal shell with inner radius b and outer radius
    5·1 answer
  • Why are scientific theories changed but never thrown away
    12·2 answers
  • 6 questions:
    14·1 answer
  • HURRY ! the BEST I will give the brainliest​
    8·1 answer
  • Most automobiles have a coolant reservoir to catch radiator fluid that may overflow when the engine is hot. A radiator is made o
    11·1 answer
  • A hockey player hits a puck so that it comes to rest in 9 s after sliding 30 m on the ice. Determine (a) the acceleration in ter
    15·1 answer
  • Your car is initially at rest when your hit that gas and the car begins to accelerate at a rate of 1.464 m/s/s. The acceleration
    6·1 answer
  • Diamonds are a very dense material. Predict what would happen to the light ray if you projected it from air through a diamond
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!