The temperature at which a substance changes from a solid to a liquid.
What is melting or melting point.
100
This is the formula for density.
What is D=M/V or density is mass divided volume.
100
Dissolving salt in water is a type of
What is physical change.
100
An object that has a measurement of 5cm x 1cm x 5cm, what is the volume of the object?
What is 25cm3 or 25 cubic centi-meters.
200
In addition to the three states of matter, there is a fourth state of matter.
What is plasma.
200
The state of matter, the particles roll over each other, are not close together and have less attraction for each other.
What is a liquid.
200
Liquids are measured by their _________ and when reading the measurement of liquid, use the lowest point of the _______.
What is volume and meniscus.
200
Burning wood will change the wood into new substances - ash and gases.
What is a chemical change.
200
To measure the volume of an irregular shaped object, we must use this item.
What is a graduated cylinder or performing water displacement.
300
Particles vibrate in place, has definite shape and definite volume.
What is a solid.
300
When gas cools and returns to that state of liquid.
What is condensation.
300
An object that is 8 grams and is 2 cm3 has the density of.
What is 4 g/cm3.
300
This is something about matter that you can observe using your senses.
What is its physical properties.
300
In the graduated cylinder, we started with 50ml and then dropped an irregular shaped object into the cylinder. Afterwards, we measured 60ml. What is the volume of this object
What is 10ml = 10cm3
400
The state of matter will take the shape of its container.
What is a liquid.
400
This occurs when a few particles of water are moving fast enough to break free AT THE SURFACE and become gas.
What is evaporation.
400
Which has a greater mass, a metric ton of feathers or a metric ton of bricks?
What is neither or same, they have exactly the same mass: one metric ton.
400
If we discussed that paper is flammable. We are talking about the paper's . . .
What is chemical property.
400
An object has the mass of 600g and the volume of 200cm3. The density of this object is
What is 3g/cm3.
500
Mrs. Stolz boiled water and steam was seen coming off the top. These two states of matter were observed in this experiment.
What is liquid and gas.
500
The measurement of the pull of gravity on an object is the object’s _________?
What is weight.
500
The quarter in my pocket sinks in a cup of water. The relationship of the quarter’s density to water’s density is this.
What is the quarter more dense than water?
500
Ice turns to water and the water is changed to hydrogen peroxide. This type of change came first and then this type of change came second.
What is physical change and then chemical change.
500
What two types of changes occur for water at 32F and 0C