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Laabri

year 7 Science Homework Week 5

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Last updated almost 5 years ago
13 Nsɛmmisa
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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Which substance is made of only one type of atom?

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Which substances contain two or more different types of atoms chemically bonded together?

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

What is the smallest part of an element that can exist?

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

What does diatomic means?

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

How would you separate compounds?

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

What is a “pure substance”?

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

What type of substance contains only two or more types of atom that are chemically bonded?

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

What type of substance contains only one type of atom?

Asemmisa {{asɛmmisaAhyɛnsode}}
9.

How would you separate mixtures?

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

Which process transports minerals against the concentration gradient.

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11.

Diffusion is the spreading out of particles resulting in a net movement from an area of ..................... to an area of low concentration

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

the difference between an area of higher concentration and an area of lower concentration is known as a.........

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

increasing the................... increases the rate of diffusion