Combining Forces :D
Density :D
Sinking & Floating :D
Random Questions
Random Questions
100
Non-contact Force
What is a force that is exerted when two objects are not touching each other.
100
A Hydrometer
What is a tool that measures the density of a liquid?
100
Gold
What is the object with the greatest density?
200
A Force
What is a push or pull
200
A material that can flow and has no definite shape
What is a fluid?
200
Because it has air particles in it.
Why does a lightly crumpled ball float better than a tightly crumpled one?
200
Mass of particles, and distance between particles.
What does density depend on?
300
Contact Force
What is a force exerted when two objects are touching
300
The force per unit applied on an object's surface.
What is pressure?
300
Their density is less than that of the fluid.
Why do objects float?
300
The total size of an object
What is Mass?
300
Mass divided by volume
What is Density
400
A vector
What is velocity?
400
The upward force on an object that in a fluid exerted by the surrounding fluid.
What is Buoyant force?
400
Because it is lighter than the air around it
Why do helium balloons float?
400
Density
What is the amount of mass per unit volume of a material
500
An object in motion, stays in motion, while an object at rest will stay at rest until acted upon by another force.
What is Newton's first law of motion
500
Their density is greater than the fluid around them.
Why do objects sink?
500
When one object exerts a force on a second object, the second exerts an equal force in the opposite direction of the first object.
What is Newton's 3rd law
500
No.
Will density change it something is split in half?
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