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
ludmilkaskok [199]
3 years ago
14

_______ is the lightest chemical element A.oxygen B.hydrogen C.helium

Computers and Technology
2 answers:
Oksanka [162]3 years ago
6 0
B. Hydrogen because it has an atomic number of 1 and molar mass of 1
Paladinen [302]3 years ago
6 0
I think it is B. my answer must be 20 characters ignire this
You might be interested in
You are creating a business report for your organization. Where will you find the options to edit the margins of your document?
prisoha [69]

Headers and footers

3 0
4 years ago
Read 2 more answers
SATCOM in the Ku- and Ka- bands, as well as EHF systems are adversely affected by rain (the higher the frequency, the greater th
kap26 [50]

Answer:Answer:

TRUE

Explanation:

SATCOM in the Ku- and Ka- bands, as well as EHF systems are adversely affected by rain (the higher the frequency, the greater the effect) because one of the factors that affects availability in a satellites is rain. Higher frequencies in Ka-band (30/20 GHz), rain can have a very large effect that simply cannot be overcome at the usual levels of availability.

Rain reduces the quality of signals by interfering with the signals thereby, reducing their strength and quality.

Therefore Rain can not only degrade a satellite's signal, it can also cause a complete outage of the satellite's.

4 0
4 years ago
To rehearse giving a PowerPoint presentation, Hema would like to print out the presentation with all of the speaker notes. Hema
seraphim [82]

From the given case in the question, Hema would prefer having a handout document for the audience that does not include the slide dates, which are included in her printed notes for the presentation.

To do this, Hema would need to execute option (D) View → Notes and Handouts → Header & Footer → Date and time → Fixed.

This is because the option to modify dates for handouts and notes are in the View tab, not on the insert Tab.

8 0
4 years ago
_____ is a valid URL, or internet address. In this URL, ______ indicates the protocol.
Natalija [7]

Answer:

1. B.http://www.example.com

2. A. http

Explanation:

7 0
3 years ago
List at least four items that security policy should include
forsale [732]

Answer:

Purpose.

Audience.

Information security objectives.

Authority and access control policy.

Data classification.

Data support and operations.

Security awareness and behavior.

Encryption policy.

4 0
2 years ago
Other questions:
  • Suppose the algorithms used to implement the operations at layer k is changed. how does this impact services at layers k-1 and k
    10·1 answer
  • Nina wants to create a digital backup of her holiday videos to view later. What two of these devices could she use?
    11·2 answers
  • Templates allow for the quick creation of _____.
    7·1 answer
  • which of the following is an educated or informed guess that is proposed and supported with verifiable evidence
    12·1 answer
  • All resources are limited. Which of the following is NOT a resource?
    11·1 answer
  • 16. Budget Analysis Write a program that asks the user to enter the amount that he or she has budgeted for a month. A loop shoul
    14·1 answer
  • Draw directed graphs representing relations of the following types.
    6·1 answer
  • Jose has 3/5 kilogram of peppermints and 2/3 kilogram of candy canes. How many kilograms of candy does he have?
    10·1 answer
  • Question 1 of 10
    8·1 answer
  • list three things that can spoil a printer if they are not of the correct specification and what damage may be caused​
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!