If the temperature increases, what happens to the density?
The density decreases
100
If the pressure of an object increases, what happens to the volume?
The volume decreases
100
If an objects mass is 25 grams, and the volume is 15 mL, what is the density? Does the object sink or float?
1.67 g/mL
The object sinks
100
If I drive a car into the water and it weighs 1,987 grams, how much water does it displace?
1,987 mL
100
If an objects mass is 13 grams, and the density is 0.98 g/mL, what is the volume?
12.74 mL
200
If you inflate two soccer balls, in two different rooms, one at 1,007 degrees Celsius, and one at 0 degrees Celsius, which one inflates faster?
Neither, regardless of temperature, they will both inflate at the same rate.
200
When was Boyles Law discovered?
In 1662
200
If the mass of an object is 438 grams, and the volume is 1,902 mL, what is the density? Does it sink or float?
0.23028391167 g/mL
The object floats
200
If I have a toy boat and I drilled five holes in it, does the density stay the same?
No
200
If an objects volume is 24 mL, and the density is 1.5 g/mL, what is the mass?
36 grams
300
What two components are you comparing in Charles Law?
Volume, and Temperature
300
In the following equation, identify the V, and the P.
V=Volume
P=Pressure
300
If the volume of an object is 8,976 mL, and the mass is 14,703 grams, what is the density? Does the object sink or float?
1.63803475936 g/mL
The object sinks!
300
If a box is placed in the water, what side is buoyancy pushing on the most?
The bottom
300
If you have an object that weighs 72 grams and you want to know its volume, what are two ways you could do this?
Measuring with water in a graduated cylinder, and with a ruler measuring each side to find the volume.
400
What object that was popularly used in France in the 1800s, was used to demonstrate Charles Law?
Hint: These objects were put on a show every year at the fairgrounds.
Hot Air Ballons
400
What is the use of Boyle's Law?
The use is to predict how the volume of a gas will change when a change in pressure is displayed.
400
If the mass of an object is 94,576 grams, and the volume of the object is 2.075, what is the density? Does the object float, or sink?
45578.7951807 g/mL
It sinks!
400
Depending on the______, the object sinks, floats or bobs.
Density
400
If the density of an object is 1.078 g/mL, and the mass is 4,532 grams, what is the volume?
4885.496 mL
500
If the pressure of a gas remains constant, what happens to the volume, and temperature?
The volume increases at the same rate that the temperature does.
500
Boyle's Law states that the product of the pressure and volume for a gas is a constant for a fixed amount of gas at a fixed temperature. Written in mathematical terms, this law is...
P V = constant
500
If an objects volume is 453.78 mL, and its mass is 495,174 grams, what is the density? Does the object sink, or float?
1091.22041518 g/mL
It sinks!
500
A ship will float on water even if it is made of steel. Why will this boat float? (Whose density is much greater than water.)
Because it has a volume of enclosed air in the ship, (The air has a very small density compared to water), the ship floats.
500
If the mass of an object is 956,740 grams, and the density is 0.9976 g/mL, what is the volume?