The force that pulls everything towards the Earth is called...
GRAVITY
A material that has an area of magnetic force around it
MAGNET
The most common magnetic material
IRON
Gravity is this type of force
PULLING
TRUE OR FALSE - The Earth has a stronger force of gravity than the moon
TRUE
Some forces can act over a distance, and others canonly act by contact. Which type of force can act only when two objects touch each other? A: Gravitational / B: Frictional / C: Electrostatic
B - FRICTIONAL
Which one of these would you use to remove a box from a truck? A: a lever / B: an inclined plane / C: a wheel and an axle / D: a pulley
B - AN INCLINED PLANE
Friction produces _______
HEAT
The ability of a material to return to its original shape after being compressed or stretched
ELASTICITY
What is energy?
The ability to do work
The energy possesed by a moving object is kinetic or potential?
KINETIC
What are forces?
Something that can make an object start moving, stop moving, change shape or break
When do we apply force to an object?
Whenever we push or pull it
Name an object that changes shape temporarily
SPONGE, RUBBER BAND, PLAYDOH...
Name everyday activities where we use friction
WALKING, RUNNING, JOGGING, DRIVING A CAR, RIDING A BIKE....
What do magnets have?
THEY HAVE MAGNETIC FORCE
