KSA Science

What is "Pneumonoultramicroscopicsilicovolcanoconiosis"?<br />

• the scientific name for pneumonia :)

• a disease caused by the inhalation of very fine silica dust

• adaptive changes in nerve cells or groups of nerve cells in response to injuries to the nervous system or alterations in patterns of their use and disuse

• a gargantuan protein responsible for the passive elasticity of muscle

"For every action, there is an equal and opposite reaction."

• Newton's 1st Law

• Newton's 2nd Law

• Newton's 3rd Law

• Newton's 4th Law

Tags

NGSS.MS-PS2-1

Which part of the cell is considered to be "selectively permeable" because it allows certain things to enter or leave the cell?

• Cell Membrane

• Nucleus

• Lysosome

• Cytoplasm

Tags

NGSS.MS-LS1-2

WHICH OF THESE DESCRIBES THE LAW OF CONSERVATION OF ENERGY?

• NO MACHINE IS 100% EFFICIENT

• ENERGY IS NEITHER CREATED OR DESTROYED

• THE ENERGY RESOURCES OF EARTH ARE LIMITED

• THE ENERGY OF A SYSTEM IS ALWAYS DECREASING

Tags

NGSS.MS-PS3-4

What is the net force on the car?

• 400 N forward (left)

• ⊘N (balanced forces)

• 200 N forward (left)

• 200 N backwards (right)

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following is the smallest unit of life that can carry out all life functions?

• the mitochondria

• the vacuoles

• the nucleus

• the cell

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

When a bird flies, its wings push air downward. As a result the air pushes back upward on the bird. Which law of motion most applies to the way the wings of a bird beat?

• Every action has an equal and opposite reaction

• The rate of acceleration of an object depends on the amount of force applied.

• Objects in motion tend to remain in motion until acted upon by an another force. 

• Force is defined by mass times acceleration

An Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?

• another pre-existing amoeba cell.

• energy from sun that allowed the protist to reproduce.

• a multicellular organism.

• the nonliving environment.

Tags

NGSS.MS-LS1-1

Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?

• The Theory of Gravity

• The Theory of Relativity

• The Cell Theory

• The Theory of Continental Drift

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

A Newton is a unit of...

• force

• inertia

• acceleration

• velocity

Tags

NGSS.MS-PS2-1