year 7 Science Homework Week 4

Last updated about 4 years ago
12 questions
1

What is the melting point of a material?

1

What is the boiling point of a material?

1

At what temperature does water boil?

1

What increases in size when a substance is heated?

1

What happens to the arrangement of particles when a liquid heats up?

1

What happens to particles when a substance expands or contracts?

1

In what state do the particles have strong forces between them

1

In what state of matter do particles slide over each other?

1

in what state of matter do particles have large spaces between them?

1

What is "Brownian motion“?

1

What are the advantages of using the particle model to represent how particles are arranged in solids, liquids and gases?

1

What are the limitations of using the particle model to represent how particles are arranged in solids, liquids and gases? Choose 3