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ENV Midterm Review 24-25

Authored by Becky Cochran

Science

9th Grade

Used 3+ times

ENV Midterm Review 24-25
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66 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The atomic number is equal to the number of

protons

neutrons

ions

isotopes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the number of neutrons in an atom were to change, this atom would be referred to as

a neutral atom

an ion

a charged atom

an isotope

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The center of the atom is called the

Proton

Neutron

Nucleus

Electron

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the composition of the earth's inner core?

solid iron and nickel

liquid iron and nickel

oxygen and silicon

solid iron and silicon

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The magnetosphere that surrounds the earth is actually generated from this layer of the earth.

inner core

outer core

mantle

crust

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The inner core of the earth is kept solid due to

plasticity

high temperature

low temperature

high pressure

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convection currents in this layer help to move tectonic plates.

the mantle

the moho

the inner core

the outer core

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