Geologists find it useful to identification fossils inrock sample because certain assemblages of species are characteristic of specific geologic time periods.

We could make better ______ of our energy resources.

Inventing by Roger Bacon, the magnifying glass led to the creation of scientific tools which have produced immeasurable scientific progress

A fragrant plant has tiny sacs that makes and stores the substances that give it pleasant odor.

When Keith visited Alaska, he lived in a igloo in the in the winter months as well as in spring.

Sleeping all day, to eat too much and never going out unhealthy.

Before the invention of the printing press, books have been printed by hand.

A calorie is the quantity of heat required to rise gallon of water one degree centigrade at one atmospheric pressure.

The ancestors of some French Americans originally came to The United State because of the French Revolution, that broke in 1789

 Water molecule consists of two hydrogen atoms and has 1 oxygen atom.

Armstrong was the first person to set ________on the moon.

Martin Luther King Jr.’s magnificent speaking ability enabling him to effectively express the demands for social justice Black Americans

We call her as ‘Auntie Flo’, though she is not really any relation to us.

Friends advise her to stop doing the housework because old age.

It is the large city in Europe with a population of  eight million.

Abigail Adam’s letters to her husband pre a graphic picture of the age which she lived.

He had to pay a fine, _____?

Two unique features of the Arctic they are lack precipitation and permanently frozen ground.

A living polyp looks likelittle sea anemone, with tentacles to trap tiny animals food

Frank Lloyd Wright has been acclaimed  by colleagues as the greater of modern architects

The average cat sleeps sixteen hours for a day short intervals called ‘cat naps.