*Question*
Q: Which type of arthritis causes the immune system to attack joints? Choices: - Osteoarthritis - Gout - Spondylarthropathies - rheumatoid A:
**Answer**
rheumatoid

*Question*
Q: What is defined as the amount of force acting on a given area? Choices: - energy - resistance - power - pressure A:
**Answer**
pressure

*Question*
Q: What type of energy is required in all chemical reactions? Choices: - conduction - function - solar - activation A:
**Answer**
activation

*Question*
Q: Massive quanta, like electrons, also act like macroscopic particlessomething we expect, because they are the smallest what? Choices: - regiments of matter - battalions of matter - depth of matter - units of matter A:
**Answer**
units of matter