In addition to the daughter nucleus and an electron or positron, the products of a beta decay
A. Neutrons B. Neutrino C. Alpha particle D. Proton
Newton’s first law of motion gives the concept of _________?
A. Energy B. Work C. Inertia D. Momentum
The unit of power is _________?
A. watt B. Joule C. Newton D. Pascal
A___________has no size or shape, just position.
A. line B. bottom C. point D. vertex
The synopsis of Einstein’s equation E = mc² is that
A. The faster you move, the lighter you get B. The faster you move, the heavier you get C. The slower you move, the heavier you get D. None of…
Neutron was discovered by: _________?
A. Chadwick B. Rutherford C. Neil Bohr D. Einstein
A bird sitting on a high tension electric wire does not get electrocuted because:
A. Sit has high resistance B. the body is earthed C. it does not form a closed path for the flow of current D. its feet are good insulators
To measure the speed of an approaching car a police officer shines?
A. light waves on it B. microwaves on it C. radio waves on it D. ultra high frequency waves on it