TCAP Science Concepts 4

Question 1

According to Newton's Third Law of Motion, when a swimmer pushes backward against the water, the water pushes the swimmer forward. This describes which concept?

Accepted Answer

Action-reaction pairs

Answer

Inertia

Answer

Friction

Answer

Acceleration

Question 2

Which characteristic is used to classify an organism as a mammal?

Accepted Answer

Nursing young with milk

Answer

Laying eggs with shells

Answer

Having scales and cold blood

Answer

Breathing through gills as adults

Question 3

Which of the following is a renewable energy source?

Accepted Answer

Wind

Answer

Coal

Answer

Natural gas

Answer

Petroleum

Question 4

What does DNA stand for, and where is it primarily found in a cell?

Accepted Answer

Deoxyribonucleic Acid, found in the nucleus

Answer

Dynamic Nuclear Acid, found in the cytoplasm

Answer

Deoxyribonucleic Acid, found in the mitochondria only

Answer

Dynamic Nucleotide Assembly, found in ribosomes

Question 5

A rock layer found deeper in the ground is generally considered to be _____ than rock layers found closer to the surface.

Accepted Answer

Older

Answer

Younger

Answer

The same age

Answer

More recently formed

Question 6

Which of the following best explains why metals are good conductors of electricity?

Accepted Answer

Metals have free electrons that can move easily

Answer

Metals have tightly bound electrons that cannot move

Answer

Metals are always in liquid form

Answer

Metals absorb heat instead of conducting it

Question 7

What is the result of unequal heating of Earth's surface by the Sun?

Accepted Answer

The movement of air masses that create wind and weather patterns

Answer

The formation of mountains

Answer

Earthquakes along fault lines

Answer

The creation of ocean tides