Sixth Grade Science Review Units 1 - 3

Which is considered a good insulator of heat?

• aluminum because it allows heat to flow freely

• glass because is allows heat to flow freely

• plastic because heat is unable to flow freely

• silver because heat is unable to flow freely

Tags

NGSS.MS-PS3-3

People who work on electrical power lines wear thick rubber glove. Why?

• Rubber conducts heat.

• Rubber conducts electricity.

• Rubber does not conduct heat.

• Rubber does not conduct electricity.

What will initially happen when a metal rod with a temperature of 60 degrees Celsius is placed into a 5 degree Celsius cold water bath?

• Heat will travel out of the metal rod to the water.

• Heat will travel from the water to the metal rod.

• The temperature of both will increase.

• The temperature of both will decrease.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Two pieces of copper wire are rolled into a coil to make a bracelet. Which statement describes the copper wire?

• Both copper wires are different because they came from different sources.

• Both copper wires are the same because they can both be bent.

• Both copper wires are made of the same type of atoms.

• Both copper wires are made of different types of atoms.

Tags

NGSS.MS-PS1-1

Sam found two pieces of silver on different continents and melted them. Why did the two pieces of silver have the same melting point?

• Silver is a metal with high conductivity.

• The melting point of all metals is the same.

• Silver is composed of the same type of atoms.

• The melting point of all natural materials is the same.

Tags

NGSS.MS-PS3-4

What happens to steam during condensation?

• It loses energy and changes to a liquid.

• It loses energy and changes to a gas.

• It gains energy an changes to a liquid.

• It gains energy and changes to a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5

Why does sound travel more quickly through a solid than through gas??

• The atoms in the solid are farther apart.

• The atoms in the solid are closer together.

• The atoms are smaller in the solid.

• The atoms are larger in the solid.

Tags

NGSS.MS-PS4-2

How does sound usually travel?

• The vibrations travel in one direction as transverse waves.

• The vibrations travel in all directions as longitudinal waves.

• The vibrations travel in one directions as longitudinal waves

• The vibrations travel in all directions as transvers waves.

What causes an object to appear green?

• green is reflected and the other colors are absorbed

• green is scattered

• green is absorbed and the other colors are relfected.

• green is diffracted

Tags

NGSS.MS-PS4-2

Which statement best describes white light after it passes through a prism?

• It is a combination of all wavelengths of the visible light spectrum.

• It is a combination of the wavelengths red and blue.

• It contains ultraviolet energy.

• It has no electromagnetic energy.

Tags

NGSS.MS-PS4-2