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Why does electrical resistance cause heat to be produced?
Energy is given off in the form of heat because energy cannot be created or destroyed so it has to go somewhere in the form of light or heat.
The energy applied to cause vibration can be in the form of air pressure a stick a bow or electricity?
True
The energy applied to cause vibration can be in the form of air pressure a stick a bow or electricity.?
True.
Why does adding heat cause particles to vibrate faster?
Heat is a form of energy, you are adding energy to the system, this causes the particles to vibrate faster.
Light waves striking an object can cause it to increase it's temperature From this we can infer what?
Light is a form of energy
What form of energy causes cracks in roads?
by you
What form energy do you think causes cracks in roads?
mechanical energy
What form of energy do you think causes cracks in roads?
heat which can cause base materials with higher clay contents (e.g. some gravel) to dry in summer and crack
What form of energy do you think causes cracks in road?
mechanical energy
When plate tectonics cause cracks to form?
volcanoes can occur
Why are there channels filled with tar at intervals across cement-concrete roads?
Where cracks form in the asphalt/concrete, repair crews fill the cracks with tar to keep water from seeping in and widening the cracks into pot holes.
How water could cause cracks to form in gritstone cliffs?
because its porous
Why do loud sounds damage?
Sound is a form of energy, energy can be used to cause damage.
How do the plate boundaries cause or contribute to hazards?
Plate boundaries sometimes can cause big cracks to form in the ground and things like for example: cars, buildings can fall in that is why it is dangerous.
What causes mudcracks?
Mud cracks form when wet mud dries. As mud dries, it shrinks and cracks start to form.
What is meant by roads crossing roads?
When two roads cross, they form an intersection.
What is the singular form of crossroads?
There is no singular form for 'crossroads'; there has to be two or more roads for roads to cross.
