If you rub a rubber rod with fur, the rod becomes
A. negatively charged.
B. positively charged.
C. both
D. neither
Answer: A
You might also like to view...
Ecological footprints of American and Europeans are ________ times larger than those in poor countries
A) 10-15 B) 20-25 C) 15-20 D) 2-4 E) 5-10
Which house is at the most risk of earthquake damage?
a. House A b. House B c. House C d. House D
The Earth's magnetic field is due to ____.
a. the presence of magnetic iron and nickel in the core b. gravity c. the occurrence of magnetite in all rocks d. convection in the liquid outer core e. none of these
Defined by breaking waves in the surf zone, which two terms describe the directions of water movement associated with a wave breaking on the beach?
A) Fetch and swell B) Emergence and submergence C) Swash and backwash D) Surf and beach