Vocabulary
How hot or cold something is
Temperature
Why does a tuba create lower pitches than a trumpet?
The air from the tuba vibrated slower than the air from the trumpet.
Heat energy always moves in which direction?
Warm objects/areas to cool objects/areas
If I push the ball off the table, it will change _____ and ______.
What type of bowl should Ms. Liggins put her hot soup in, so she doesn't burn herself?
(glass, steel, wooden, or aluminum)
wooden
If I made a conclusion that my cat liked Treat 3 the best. Would my data show a higher or frequency (number of times) for Treat 3?
higher frequency (number of times)
Ms. Liggins' cat give a high-pitch meow to wake her up. Did her cat's vocal cords vibrate quickly or slowly?
Quickly
Energy that raises the temperature
heat energy
You need _____ and _____ to determine speed?
time and distance
The motion of rubbing two sticks together generates ____ energy.
heat
Energy that raises the temperature
Heat
How does sound travel?
sound waves
Conductors allow heat to pass through easily. Insulators prevent the flow of heat. Which of the following items is a poor conductor and a good insulator?
silver, wood, stone, or copper?
wood
How can heat be measured?
using a thermometer
What does heat flow do to temperature?
increases temperature
Materials that allow heat to flow easily through them are called ________.
Conductors
High-pitched sounds have ____ vibrations.
Low-pitched sounds have ____ vibrations.
fast
slow
Which material is the best conductor: foam, metal, wood, or glass
metal
You can measure distance with a ____stick and time with a _______.
meterstick and stopwatch
What happens to the temperature of ice cubes in warm lemonade?
Heat flows from the warm lemonade to the ice.
movement of thermal energy from one the warmer area to the cooler area is called _____ _____.
heat flow
or transfer of heat
Why does the tuning fork stop making sound when Ms. Liggins holds it tightly?
Why does the guitar stop making sound when Ms. Liggins plays her hand down on the strings?
she stops the vibrations
no vibrations = no sound
Explain why plastic is a better insulator than the metal. Think about our experiment.
because the plastic does not let as much heat flow as the metal
If a car traveled the same distance in each trial, you could compare the ______ the car traveled that same distance each trial.
times