TNReady Science Practice

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

work is...

• energy from the sun

• a type of machine

• a force that moves an object

• a force that pulls you toward the earh

What type of simple machine is this?

• Pulley

• Screw

• Inclined Plane

• Lever

Tags

NGSS.MS-PS2-2

GRAVITATIONAL POTENTIAL ENERGY DEPENDS ON

• MASS AND VELOCITY

• MASS AND WEIGHT

• WEIGHT AND HEIGHT

• HEIGHT AND DISTANCE

Tags

NGSS.MS-PS3-2

WHAT ANOTHER NAME FOR THERMAL ENERGY?

• HEAT ENERGY

• ITS SIZE

• ITS POTENTIAL ENERGY

• ITS MECHANICAL ENERGY

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Every living organism is made up of one or more cells

• True

• False

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Which cell structure acts like the brain of the cell?

• Cell Membrane

• Cell Wall

• Nucleus

• Mitochondria

Tags

NGSS.MS-LS1-2