Forces and Motion 1
Give an example of a natural force.
Hurricane, tornado, earthquake, volcano, etc.
True or False:
Objects that are heavier fall faster because they have more gravity.
FALSE
A low-amplitude sound would produce a _______________ sound.
Quiet
Sound is created when something vibrates and sends waves of energy or vibration into ours ears.
How could you change the shape of a snowball?
Example: Use muscular force to squish it
Give an example of an object that can protect you from the impact of forces.
Seatbelt, helmet, knee/elbow pads, life vest, etc.
A flat piece of paper would fall slower to the ground than a scrunched up ball of paper due to ____ ______________.
Air resistance
A high-amplitude sound would produce a _______________ sound.
Loud
List something that produces both light and heat.
Examples: Sun, candle, fire
How could you change the direction and speed of someone skating slowly in a clockwise direction around the rink?
Example: Pull them in a counterclockwise direction quickly (muscular force)
Which force attracts certain types of metals?
Magnetic force
People can float in outer space because there is very little ______________
Gravity
A high-frequency sound would produce a _________________ sound.
High-pitched
Give an example of a high-pitched sound.
Examples: crickets, whistle, squeal
Give an example of a material that absorbs sound.
Examples: wool, cotton, foam, blankets
Which force is the force that makes your pencil drop to the ground when you push it off your desk?
Gravitational force
What is an example of a contact force? Which type of force is at play?
Example: Pushing a door open (muscular force)
A low-frequency sound would produce a ____________________ sound.
Low-pitched
Give an example of a low-pitched sound.
Examples: thunder, bass guitar, deep voice
Give an example of a material that reflects sound.
Examples: ceramic, brick, marble, metal, stone, tile
Magnets attract metals made of which types of metal?
Nickel, iron, cobalt, steel
What is an example of a non-contact force? Which force is at play?
Example: Moving a steel nail with a magnet without touching it (magnetic force)
Source
Give an example of something that protects against hearing damage.
Examples: headphones, earplugs
How could you change the distance of a soccer ball from the opposing team's net?
Example: Use muscular force to kick the ball toward the net (get closer).