.......... is a force that attracts metal objects made of iron, nickel or cobalt by pulling on them.
Friction
Magnetism
Gravity
The ...... of the object is affected by air resistance
price
shape
color
Gravity keeps our atmosphere around Earth.
False
True
........... slows the motion of objects
........ it is a force that opposes the movement of an object as it passes through air.
Air resistance
The moon stays in a fixed orbit around Earth due to the ...........
gravitational force of Earth
gravitational force of sun
gravitational force of planet
The force of .......... keeps us from floating into space like that happens with astronauts.
gravity
friction
magnetism
A bicycle brake pulls back the movement of the tires by ....... force
The feather took ........... time to fall on earth than a paperclip
shorter
longer
same
Air resistance is a type of ......... force
The ball's direction changes because the ...........force is acting on the ball.
You cannot see gravity, but you know it is there because you can see its effects.
...... It is a force that opposes the motion of the body across a solid surface or through a gas or liquid
Motion
Earth is bigger than moon ,so earth has...........
less gravity
more gravity
All objects have gravity because they all have .........
mass