| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.03 |
| Score | 0% | 61% |
Which of the following states of matter exists at the highest temperature?
none of these |
|
solid |
|
liquid |
|
gas |
Solids exist at a lower temperature than liquids which exist at a lower temperature than gases.
Which of these is matter than cannot be separated into different types of matter by ordinary chemical methods?
molecule |
|
atom |
|
compound |
|
element |
An element is matter than cannot be separated into different types of matter by ordinary chemical methods.
In the heart, the __________ artery and vein manage blood flow to the lungs.
pulmonary |
|
aorta |
|
atrial |
|
capillary |
The two largest veins in the body, the venae cavae, pass blood to the right ventricle which pumps the blood to the lungs through the pulmonary artery. Blood picks up oxygen in the lungs and returns it to the left atrium via the pulmonary vein.
Which of these layers is found directly below the Earth's crust?
outer core |
|
continents |
|
mantle |
|
inner core |
The crust is the Earth's outermost layer and is divided into oceanic and continental types. Oceanic crust is 3 miles (5 km) to 6 miles (10 km) thick and is composed primarily of denser rock. Continental crust is 20 to 30 miles (30 to 50 km) thick and composed primarily of less dense rock. The crust makes up approximately one percent of the Earth's total volume.
The most diverse kindgom of life is which of the following?
plants |
|
animals |
|
fungi |
|
protists |
Below domain, life is classified into six kingdoms: plants, animals, archaebacteria, eubacteria, and fungi. The last kingdom, protists, include all microscopic organisms that are not bacteria, animals, plants or fungi. (Archaebacteria and eubacteria are sometimes combined into a single kingdom, monera.)