A) friction B) work C) gravitation D) force E) magnetism
A) gravitation B) force C) magnetism D) work E) friction
A) work B) magnetism C) friction D) force E) gravitation
A) balanced forces B) force C) magnetism D) unbalanced forces E) work
A) work B) net force C) force D) power E) gravitation
A) force B) net force C) power D) work E) friction
A) power B) friction C) balanced forces D) work E) unbalanced forces
A) gravity B) magnetism C) friction D) newton
A) it is placed on a flat surface B) it continues in a straight line C) a nearby star acts on it D) an outside force acts on it
A) an equal and opposite reaction B) a force sending it backward C) a movement in all directions D) a greater force pushing on it
A) its frame of reference changes B) its momentum changes C) Its position changes D) its mass and velocity changes
A) the relationship between the four basic elements B) The movement of objects on Earth and in space C) how frame of reference influences movement D) Why all moving objects eventually stop moving
A) friction can be overcome for all objects B) gravitational forces are stronger on Earth than on the moon or other satellites C) People in a car move forward in their seats when the car stops quickly D) the ground pushes against your feet when you run
A) law of universal gravitation B) inertia C) orbit D) reaction force
A) Law of Gravitation B) inertia C) reaction force D) orbit E) action force
A) orbit B) inertia C) action force D) Reaction force
A) position B) acceleration C) momentum D) speed E) velocity
A) velocity of that object B) position of that object C) the speed of that object D) momentum of that object E) acceleration of that object
A) velocity B) speed C) momentum D) position E) acceleration
A) speed B) acceleration C) momentum D) velocity E) position
A) a spacecraft can travel in space for thousands of years B) trucks slow down when they are travelling uphill C) a ball thrown into the air always falls back toward Earth D) a pole can be knocked down when a moving car hits it
A) a pulley and a screw B) a lever and a wedge C) a wedge and a pulley D) A screw and a wedge
A) a machine B) speed C) a magnet D) friction
A) a force B) a power C) a current D) a machine
A) magnetism B) force C) friction D) work E) power |