Science
What is the primary source of energy on Earth?
A. the sun
B. the moon
C. water
D. rock
A. The Sun
What kind of energy does a moving baseball have?
A. electrical
B. mechanical
C. magnetic
D. chemical
B. Mechanical
People who work on electrical power lines wear thick rubber gloves. Why are their gloves made of rubber?
A. Rubber conducts heat.
B. Rubber conducts electricity.
C. Rubber does not conduct heat.
D. Rubber does not conduct electricity.
D. Rubber does not conduct electricity.
Why are metals best used to make pots and pans for cooking?
A. Metals radiate heat and have low melting points.
B. Metals conduct heat and have low melting points.
C. Metals radiate heat and have high melting points.
D. Metals conduct heat and have high melting points.
D. Metals conduct heat and have high melting points.
What is Ms. Tarbush's favorite science song?
Hot 2 Cold
In general, the warmest air in a room is found near the ceiling due to which process?
A. emission
B. radiation
C. conduction
D. convection
D. Convection
Energy is transferred from the sun to Earth mainly by _______________
A. sound waves
B. air currents
C. electromagnetic waves
D. compressional waves
C. electromagnetic waves
If you leave a chocolate bar on a windowsill during a bright, sunny day, how could you prevent it from melting?
A. Place it closer to the window.
B. Nothing, chocolate bar do not melt.
C. Put a magnifying glass over the cookie.
D. Put an object over it so the sun is reflected.
D. Put an object over it so the sun is reflected.
The main method of heat transfer occurring within water is called __________.
A. conduction
B. convection
C. radiation
D. insulation
B. Convection
What is Ms. Tarbush's favorite thing to do in class?
Dance
When electromagnetic waves strike a metal pipe, what usually happens?
A. The pipe gets colder.
B. The pipe reflects all of the waves.
C. The pipe absorbs some of the waves.
D. The pipe begins to produce light.
C. The pipe absorbs some of the waves
What will initially happen when a metal rod with a temperature of 60 C is placed into a 5 C cold water bath?
A. Heat will travel out of the metal rod and into the water.
B. Heat will travel out of the water and into the metal rod.
C. The temperatures of the metal rod and the water will
both increase.
D. The temperatures of the metal rod and the water will
both decrease.
A. Heat will travel out of the metal rod and into the water.
In general, metals are _________________.
A. good conductors of heat
B. poor conductors of heat
C. poor conductors of electricity
D. brittle
A. good conductors of heat
Why would a person be cooler on a hot sunny day wearing a light-colored t-shirt and shorts than in a dark-colored t-shirt and shorts made out of the same material?
A. dark colors are hotter
B. solar radiation avoids light colored objects
C. dark colors reflect more radiation from the sun
D. dark colors absorb more radiation from the sun
D. dark colors absorb more radiation from the sun
What is Ms. Tarbush's age?
28
Which material is the best conductor of electricity?
A. rubber
B. glass
C. wood
D. metal
D. Metal
Which is NOT a factor that will increase an object’s temperature?
A. increasing the intensity of the light shining on it
B. increasing the length of time for absorption
C. the amount of light reflected
D. the amount of light absorption
C. the amount of light reflected
Thermal energy is transferred through a material by the collision of _________within the material.
A. matter
B. atoms
C. crystals
D. light
B. Atoms
Which characteristic would make a metal good for use in wiring?
A. acts as an insulator
B. conducts electricity
C. generally has a low melting point
D. usually form ions with a negative charge
B. conducts electricity
Who is Ms. Tarbush's favorite student?
Ms. Tarbush
Which process explains why a cold handle of a metal spoon placed in a hot soup will eventually get warm?
A. radiation
B. convection
C. conduction
D. absorption
C. Conduction
When colors are detected by the human eye they can be classified as:
A. infrared
B. visible light
C. ultraviolet
D. radio waves
B. visible light
a copper wire with a wooden handle being held in a flame. After a few minutes, what will most likely happen?
A. The light will change to electricity.
B. The heat will travel through the wire.
C. The flame will get brighter.
D. The flame will go out.
B. The heat will travel through the wire.
Karl notices that the temperature of the room increases when the afternoon sun shines through the window. He experiments by covering the window using four different materials to find out which works best to reduce the temperature of the room. Which material works best?
A. black paper, because it reflects light
B. newspaper, because it absorbs light
C. white paper, because it absorbs light
D. aluminum foil, because it reflects light
D. aluminum foil, because it reflects light
What is Ms. Tarbush's kids names?
Malachi and Kaiden