This is the upward force on an object produced by the surrounding
fluid (think of why a boat floats?)
What is buoyancy.
100
______________________are the smallest particles of an element that
has the properties of that element.
What is an atom
100
Overall, the nucleus has a ___________________ charge.
the nucleus has a postive charge
100
Tendency of matter to remain at rest unless acted upon by an outside
force. A big big big rock is harder to push than a teenee, tynee one...
What is inertia
200
An attractive force which causes all bodies to move toward the center
of the earth.
What is gravity
200
When you travel to Jupiter the _____________________does not change, but the __________________is different.
What is mass? what is weight?
200
An electron has a _____________________ _______________.
What part of an atom has a negative charge.
200
The electron lives within an ____________ ________________.
What is an electron cloud
200
A _____________occurs when one or more substances are changed into new substances with different properties (think of fizzing, heating something up, changing something from one substance to another).
What is chemical change
300
The ____ ___organizes elements based on an orderly pattern of atomic
number and mass.
What is the periodic table
300
Explain why mass stays the same, no matter where it goes in the entire wide universe?
What is a measurement of how much matter there is in something.
300
A proton has a _________________ ____________________.
What part of an atom has a positive charge?
300
In an atom, the most dense, most "heavy" part is called the ___________________.
describe the nucleus as the most dense part of the atom
300
A ____________________ ___________________occurs when the identity
of a substance remains the same even if it looks different. For example- you break a pencil in half.
What is physical change
400
What is the mass of something if mass = density times volume AND the object has a density of 5 (g/ml) and the volume is 5 ml?
What is 5 times 5 (grams)?
400
Explain why weight changes when you go to a different planet.
How does gravity effect weight?
400
A neutron has a _________________ ______________________.
What part of an atom has a neutral charge
400
What is the name and atomic number of the element you researched?
What is answers vary
400
An explanation for hypotheses that have been supported by lots fo accurate scientific testing. Every time you use this kind of explanation, you get expected results.
What is a theory.
500
Act out 3 things that are not matter. Your team has to guess what they are within 3 minutes.
What is energy, emotions, force?
500
If Density equals Mass divided by volume...what is the density of something if its mass is 10 Grams and its volume is 2 liters?
What is 10 divided by 2 (g/liter)
500
A nucleus is made of two particles: _____________ and _______________
Where in the atom are the protons and neutrons located.
500
Go to the white board and draw an atom and label all of its parts.
What does a model of an atom look like?
500
The name of the scientist who is known for developing the first
periodic table is