Life
Physical
Earth
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100
second column from left
Some elements have two electrons in their outer most energy level. which describes the most likely location of these elements in the periodic table?
100
20 newtons
How much force must be applied to a stationary 10-kilograms object to accelerate it at a rate of 2meters/second on a frictionless surface?
100
heat energy transferred through earths mantle
what is the cause of the movement in earths tectonic plates?
100
35-newton-meters
What is the amount of work done if a 7-newton force is exerted over a 5-meter distance?
200
calcium
which element will most likely act as a cation in an ionic bond?
200
2 molecules H2O2 to 1 molecule O2
what is the ratio of H2O2 to O2 in the reaction?
200
earths axis tilts the northern hemisphere away from the sun
What is the cause of winter in the united states
200
the balloon because charged and was attracted to the opposite charge it inducted in the wall
What is the reason why the balloon stuck to the wall?
300
a spring scale
An object is lifted to the top of a case. which instrument would be used to measure the force required to lift the object?
300
potential
which type of energy is stored in chemical bonds?
300
they use fusion of hydrogen atoms to produce energy
What is true for most main sequence stars?
300
White dwarf
What type of star is sirius B if it has a high temp. but a low luminosity?
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