If you stepped on a scale in this room, then took that scale to the center of the earth. Where would you weigh more?
What is the center of the earth
200
Distance an object moves over a certain period of time
What is speed
200
Two kinds of fluids
What are liquids and gases
200
North pole to north pole
What is repel
300
What gravitational force creates a high and low tide on the planet earth?
What is the moon
300
One type of motion
What is straight line, Periodic, Circular
300
Amount of water a ship pushes aside
What is displacement
300
Invisible lines around a magnet
What is magnetic field
300
which is heavier....100 pounds of steal, 100 pounds of feathers, 100 pounds of flour?
What is all the same
400
Type of force gravity is
What is pull
400
The resistance of matter to a change in its motion.
What is inertia!
400
What does it mean when an object floats
Buoyant force is equal to the weight of the object
400
when electricity is added to a magnet, it creates.
What is an electromagnet
400
Best fluid to use to reduce friction
What is a lubricant
500
What do we measure weight in
What are Newtons
500
A car and a semi truck are driving down the road. Both are traveling at 100mph. If both vehicles apply the breaks at the same time, who will stop first? Why?
What is the car. Less mass
500
If you place a block of clay in a pool of water it will sink. How could you get the block to float? Why?
Spread out the clay to create a boat shape....it would displace much more water.
500
Magnets have become a very popular tool in transportation and entertainment and extending the life of a machine. Why is magnetism so effective?
Produces less friction
500
What would create a greater force and why....A baseball hitting you at 90mph in the arm or a balloon hitting you at 90mph in the arm