Science and Math
The weight of a teen weighs 137 lbs. He ways this much on Jupiter. Hint: ( You weigh twice as much as you do on Earth as Jupiter )
What is 274 lbs?
Aluminum is hard, light, and flexible. These are called ________ properties.
What is Physical
Solid Substance A has a melting point of 100 degrees celsius. This is the state of the object at 105 degrees celsius.
What is a liquid?
Everything is made up of this.
What are Atoms?
The measure of a force of gravity on an object.
What is weight?
The mass of 17 grams in milligrams
What is 17,000
The rusting of a nail is a ________ change.
What is chemical
The particles of this state of matter are the most tightly packed.
What is a solid?
This process separates liquid by boiling.
What is distillation?
The energy that is from the shape or position of an object.
What is Potential Energy?
( Density = Mass/volume ) This is the density of an object with 284 g of mass and has a volume of 14.7
19.3
A cube of ice is left under the sun and melts. This is an ___________ change.
What is endothermic?
The word for the resistance in flowing of liquid
What is viscosity?
A group of two or more atoms held together by a chemical bond.
What is a molecule?
This consists of something with mass suspended on an arm or pole that swings back and forth at a pivot point.
What is a pendulum?
Aluminum has a melting point of 660 degrees celsius. This is the temperature at which 5 grams of aluminum melts.
What is 660 degrees celsius?
When the tempersture of a gas at a constant pressure increases, the volume does this.
What is an increase?
A point of temperature in which the particles in a solid vibrate so fast that they break from their fixed position and become a liquid.
What is a melting point?
A substance made up of two or more elements that are chemically combined in a set ratio.
What is a compound?
What law states that energy is neither created nor destroyed.
What is the Law of Conservation of Energy?
Density = mass/volume. A leaf sinks and the other floats in a river of freshwater which is 1 g/cm. Leaf A has a mass of 1 gram and a volume of 2 cm. Leaf B has a mass of 2 grams and a volume of 1 cm. Which will sink
What is leaf B?
The pressure of a gas at a constant temperature increases, the volume of the gas does this.
What is a decrease?
An object made up of crystals set in a pattern.
What is a crystalline solid?
A mixture of substances that is difficult to separate.
What is a homogeneous mixture?
The energy that does not require a medium to travel through.
What is Electromagnetic Energy?