A
Energy is also needed by non-living things to do work.
True or False
True
Eg: Car being filled with petrol
Fan moving when switch is turned on
___________ in leave absorbs light energy from the sun
Chlorophyll
Lifting a bag from the floor.
Is this force a pull or push?
Pull
What force is this?
Magnet attracts paper clips
Magnetic force
Penguins huddle together to keep warm.
Structural or behavioural adaptations?
Behavioural adaptations
The _____ is our main source of light energy and heat energy
Sun
Water is absorbed by the __________ and transported to the leaves
Roots
A force can change the shape of an object
True or False
True
Crushing a piece of paper
Breaking a ruler
An apple dropped from the tree
What force is that?
Gravitational force
Duck have webbed feet to paddle in water
Structural or behavioural adaptations?
Structural adaptations
Energy is needed for living things to ________
live
grow
reproduce
When starch is present, iodine will turn ___________
dark blue
Throwing a drink can into a bin
Is this force a pull or push?
Push
Rubbing a eraser on paper
What force is that?
Frictional force
Lizard lose its tails to distract their predators while they escape
Structural or behavioural adaptations?
Structural adaptations
Water, light energy and _____________________ are needed for photosythesis
carbon dioxide
Herbivore are animals that feeds on _________
Plants
Give an example when a force can change the direction of an object
Ball being dribbles
Ball being smacked
How to reduce friction?
use lubricants like oil / wax / ice. water
use wheel
use smooth surface
A bear hibernating in winter
Structural or behavioural adaptations?
behavioural adaptations
Photosynthesis produce _________ and oxgyen
sugar (Food)
Photosynthesis can take place in a dark room.
True or False
False.
Blowing at a pinwheel show that a force can _______ the speed of an object
increase
What instrument can be use to measured weight?
spring balance
weighing scale
bathroom scale
Camels sweat and urinate very little to prevent loss of water
Structural or behavioural adaptations?
Structural adaptations