Matter
What is the phase change called when liquid changes to gas?
Evaporation
Name one thing that will make sugar dissolve faster in water.
stirring, more water, break apart, heat
Do 2 south poles of a magnet attract or repel each other?
Repel
Where is potential energy the highest?
highest point
What is the largest planet in our solar system?
Jupiter
Explain if boiling is a physical or chemical change and WHY
physical - only changing state of matter, still have the same substance
What scientific model can be used to predict the characteristics of chemical elements?
the Periodic Table
What will happen to the acceleration of a cart if you apply more force?
Acceleration will increase
Give an example of a renewable source of energy.
wind, solar
How many teeth does an adult human have?
32
Give an example of a solution.
kool aid
What is one substance made during cellular respiration?
carbon dioxide, water, energy
What is Newton's first law?
an object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an external force...aka inertia
How could you increase the kinetic energy of a ball?
faster or more massive
Dolly was the first ever living creature to be cloned. What type of animal was she?
sheep
Is sodium chloride (NaCl) an element, mixture, or compound?
compound
True or false: similar elements are organized in horizontal rows.
False - vertical columns
What type of force slows things down when they are sliding or rolling?
Friction
What type of energy is stored in a battery?
Chemical
What is the name of the thigh bone?
Femur
Give an example of a chemical change.
fireworks, frying an egg, rusting iron
What do green plants make in the process of photosynthesis?
glucose, oxygen
What force causes a 3 kilogram object to accelerate at 2 meters/second2? (Force = mass x acceleration)
a 6 Newton force
What is the law of conservation of energy?
energy cannot be created or destroyed, only changed from one form to another
How many hearts does an octopus have?
3