heat
Why do we have chimneys?
To release toxic gases so we don’t get sick.
What is Matter?
Anything that takes up space and has mass
Is gravity internal or external?
external.
What does species mean?
a group of living organisms consisting of similar individuals capable of exchanging genes.
What has 13 hearts, but no lungs, feet or belly button?
Deck of cards.
What are the three heat energies?
Conduction,convection and radiation
What is a mixture?
Matter that contains two or more pure substances mixed together.
The bigger the magnitude the ______, _______?
Longer period of time and stronger.
What does population mean?
all the people or living things of a particular type or group who live in a specific area.
I speak without a mouth and hear without ears. I have nobody, but I come alive with the wind. What am I?
An echo.
What is thermal expansion?
An increase in the volume of a substance caused by heat.
What are the three states of matter?
solid,liquid,gas
What are the three types of loads?
Dead load,Dynamic load and Live load.
What is a consumer?
Something that eats other living things for food.
What starts with a ‘P’, ends with an ‘E’, and has thousands of letters?
Post office
What is heat? The transfer of energy from the particles of a warmer object to the particles of a cooler object.
The transfer of energy from the particles of a warmer object to the particles of a cooler object.
What is substance?
Only one type of particle.
What are the four types of internal force?
Tension,shearing,compression,torsion.
What is a producer?
An organism that makes its own food from non- living matter.
Give me a drink, and I will die. Feed me, and I'll get bigger. What am I?
fire.
What are the five parts of particle theory?
What are the five parts of particle theory? 1. All matter is made up of tiny particles. 2. Particles have spaces between them. 3. Particles are always moving. 4. Particles move faster when heated. 5. Particles attract each other
1. All matter is made up of tiny particles. 2. Particles have spaces between them. 3. Particles are always moving. 4. Particles move faster when heated. 5. Particles attract each other
Is milk a pure substance?
no
What is a structure?
A structure is made up of parts that are put together for a purpose.
What is an ecological footprint? What is an ecological footprint? .
An ecological footprint estimates the amount of land and water needed to regenerate the resources that humans use
What has four legs in the morning,two legs in the afternoon and three legs in the evening?
Human: baby, middle aged man and an old lady with a cane.