Explanation

Sparked by the arrest of Rosa Parks on 1 December 1955,

the Montgomery bus boycott was a 13-month mass protest that ended with the U.S. Supreme Court ruling that segregation on public buses is unconstitutional.

Date: December 5, 1955 – December 20, 1956 

Explanation

The average length of pregnancy is 9 months 240 days and 40 weeks.

**

concept

Pregnancy is counted from the first day of your last menstrual period.

This means an extra 2 weeks are counted at the beginning of your pregnancy when you aren't actually pregnant.

So pregnancy lasts 10 months (40 weeks)

—not 9 months—because of these extra weeks.

Explanation

Kingdom Protista includes all eukaryotes that are not animals, plants, or fungi.

Kingdom Protista is very diverse.

It consists of both single-celled and multicellular organisms.

ND6-08-2023

Explanation

incorrect: She has been flying kite from two hours 

correct: She has been flying kite for two hours

This is a sentence of Present Perfect Continuous Tense.

Formula: Subject + has/have + been + verb + ing + object

Explanation

Carbon Dioxide is heavier than oxygen

so we might expect every CO2 molecule to sink below a layer of oxygen molecules.

"concept"

The Molecular weight and therefore the density (at the same temperature and pressure) of CO2 is only marginally higher than the average density of air.

Explanation

Conching is considered an important step for flavor development in chocolate

The conching results in reduces sweetness and an intense increase of harmonious and mellow taste and chocolate note.

Explanation

Active: She had made a big mistake.

Passive: A big mistake had been made by her.

Active Voice Formula: Subject + had + V3+ object.

Passive Voice Formula: Object + had+ been + V3 + (By + subject)

Explanation

Nawaiwaqt was launched on March 23, 1940, under the leadership of Hameed Nizami

 Nawaiwaqt passionately supported the All-India Muslim League.

Nawaiwaqt is an Urdu daily newspaper in Pakistan which is currently owned by Majid Nizami Trust.

The headquarter of Nawaiwaqt is in Lahour. 

SH5-8-2023

Explanation

Explanation

Alpha decay is a form of nuclear fission in which the parent atom splits into two daughter products

 Alpha particles (a) are composite particles consisting of two protons and two neutrons tightly bound together