The major credit for the development of the periodic table goes to a scientist named ______________
Fill in the blank(s) with correct word
Mendeleev
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How large must the coefficient of static friction be between the tires and the road if the car is to round a level curve of radius 85m at a speed of 95 km/h?
What will be an ideal response?
The amount of potential energy possessed by an elevated object is
A) relative to a chosen reference level. B) equal to the work done in lifting it. C) equal to the kinetic energy it will acquire when freely falling to its reference level. D) all of the above
A skater is using very low-friction rollerblades. A friend throws a Frisbee at her, on the straight line along which she is coasting. Describe the following event as an elastic, an inelastic, or a perfectly inelastic collision between the skater and the Frisbee. She tries to catch the Frisbee, but it bounces off her hands and falls to the ground in front of her
1.elastic 2.inelastic 3.perfectly inelastic
Determine the magnitude and sense (direction) of the current in the 10-? resistor when I = 1.8 A
a.
1.6 A right to left
b.
1.6 A left to right
c.
1.2 A right to left
d.
1.2 A left to right
e.
1.8 A left to right