Force and Motion
A push or a pull.
What is a force?
All electrical circuits produce these 2 things.
What are heat/thermal and electrical energy?
All matter has 2 things.
What are mass and takes up space (volume)?
2 or more substances that when mixed CAN be easily separated
What is a mixture?
Most powerful force in nature. Shapes many landforms.
What is water?
Always a pulling force. Caused by the mass of an object.
What is gravity?
Describes how light goes into an object but may not come out. HINT: think black fabric
What is absorption?
How tighly packed the particles or atoms are that make up matter.
What is density?
Two tools that CAN be used to separate gravel/pebbles and water.
What is a sieve or strainer and a paper filter?
Type of circuit in which other bulbs will work if one goes out.
What is a parallel circuit?
3 magnetic metals
What are cobalt, nickel, and iron?
When light is bent or changes the image.
What is refraction?
Best insulators of electrical energy (2 things).
What are rubber and plastic?
The only way to separate a solution.
What is heat/thermal/evaporation?
3 verbs to describe a glacier
What is carve, scrape, and grind?
A force that can be either a push or pull.
What is friction?
Energy produced by a toaster (2 things).
What are heat/thermal and mechanical?
Measured in grams.
What is mass?
Steps to separate gravel, sugar, and water.
What is use a strainer and then evaporate it.
2 things that can change the physical state of matter.
What are heat/melt or freezing/cooling?
Two things that a force on an object can change.
What are its speed, position or direction?
3 things that refract light.
What are telescope, microscope, glasses, contact lenses, water, binoculars, or a prism?
What is volume?
Water. Mixture, solution, or none?
None.
Time of day where shadows are the longest.
What are dawn and dusk?