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Worksheets

8th Science TNREADY Review

Total questions: 45

Worksheet time: 23mins

Name
Class
Date
1.

What gets dissolved in a solution?

a)

solute

b)

protons

c)

solvent

d)

mixture

2.

Where does gravity come from?

a)

moon

b)

jupiter

c)

center of every object

d)

neutron

3.

What do you call two or more elements combined?

a)

electron

b)

compound

c)

suspension

d)

colloid

4.

What is a mixture where the particles are easily seen?

a)

element

b)

homogeneous

c)

compound

d)

heterogeneous

5.

What has the same number of protons but a different number of neutrons?

a)

mass number

b)

atomic mass

c)

atomic number

d)

isotope

6.

What particle has a negative charge?

a)

electron

b)

proton

c)

atom

d)

neutron

7.

What particle has a neutral charge?

a)

proton

b)

neutron

c)

atom

d)

electron

8.

Which particle has a positive charge?

a)

electron

b)

atom

c)

proton

d)

neutron

9.

What are the most reactive metals?

a)

halogens

b)

earth metals

c)

alkali metals

d)

iodine

10.

What is the name of groups 3-12 on the periodic table?

a)

transitional metals

b)

noble gases

c)

halogens

d)

alkali metals

11.

What goes vertical on the periodic table?

a)

periods

b)

rows

c)

ladders

d)

groups or families

12.

What goes horizontal on the periodic table?

a)

periods or rows

b)

ladders

c)

families

d)

groups

13.

What does periodic mean?

a)

late

b)

early

c)

to repeat every 7

d)

today

14.

What is an educated statement?

a)

experiment

b)

law

c)

theory

d)

hypothesis

15.

What can a hypothesis not be?

a)

question

b)

statement

c)

law

d)

advertisement

16.

What states that matter can be neither created or destroyed?

a)

Newton's 1st Law

b)

Newton's 2nd Law

c)

Law of Conservation of Mass

d)

Law of Conservation of Energy

17.

What measures mass?

a)

spring scale

b)

balance or pan balance

c)

thermometer

d)

meter stick

18.

The ability to be drawn into a wire is called?

a)

ductile

b)

malleable

c)

conducter

d)

energy

19.

The ability to be hammered into a thin sheet?

a)

ductile

b)

precipitate

c)

conducter

d)

malleable

20.

What type of change always forms a new substance with new and different properties?

a)

physical

b)

mixture

c)

chemical

d)

solution

21.

Eyeglasses are an example of what type of bioengineering?

a)

assistive

b)

adaptive

c)

systematic

d)

technology

22.

A knee replacement is known as what kind of bioengineering?

a)

adaptive

b)

assistive

c)

systematic

d)

technology

23.

Anything that improves our life

a)

engineering

b)

model

c)

technology

d)

electricity

24.

The making of technology is

a)

model

b)

technology

c)

electricity

d)

engineering

25.

What is a prototype

a)

model

b)

experiment

c)

statement

d)

conclusion

26.

What are the two types of scientific names?

a)

domain and kingdom

b)

class and order

c)

genus and species

d)

family and genus

27.

What is the science of classification called?

a)

biology

b)

science

c)

taxonomy

d)

meterology

28.

What is it called when you show favoritism in an experiment?

a)

error

b)

fraud

c)

bias

d)

inconclusive

29.

What are two types of fungi?

a)

molds and mushrooms

b)

algae and bacteria

c)

radioactive bacteria

d)

Hardison bacteria

30.

What is a behavior you are born knowing how to do?

a)

learned

b)

taught

c)

abstract

d)

innate

31.

What is it called when animals "flirt" or "date"

a)

hall break

b)

courtship

c)

learned

d)

adapt

32.

What is it called when animals hibernate in the summer?

a)

hibernation

b)

estivation

c)

migrate

d)

sleep

33.

What is it called when organisms become immune to poison?

a)

luck

b)

immunity

c)

insecticide resistance

d)

conservation

34.

Where are most fossils found?

a)

metamorphosis

b)

sedimentary rock

c)

igneous

d)

lava

35.

The Theory of Natural Selection was written by...

a)

A. Einstein

b)

D. Mendeleev

c)

M. Bosley

d)

C. Darwin

36.

When other animals copy other animals

a)

mimicry

b)

migration

c)

estivation

d)

hibernate

37.

What is the theory that the oldest fossils are found at the bottom of rock layers

a)

absolute dating

b)

courtship dating

c)

half-life

d)

geological column or superposition

38.

The force of gravity on an object is called...

a)

spring scale

b)

inertia

c)

weight

d)

resistance

39.

The amount of matter in an object

a)

length

b)

width

c)

composition

d)

mass

40.

How much space an object takes up

a)

length

b)

width

c)

volume

d)

composition

41.

An object at rest will stay at rest or an object moving will stay moving is called

a)

inertia

b)

energy

c)

matter

d)

mass

42.

what is the curved line at the top of a liquid called

a)

graduated cylinder

b)

spring scale

c)

balance

d)

meniscus

43.

What measures force or weight?

a)

pan balance

b)

graduated cylinder

c)

ruler

d)

spring scale

44.

A student coils a copper wire around a bar magnet. Which action will cause the device to generate electricity?

a)

connect the wire to a light bulb

b)

insulates the wire with plastic

c)

use a horseshoe magnet instead of a bar magnet

d)

moving the bar magnet through copper wire coils

45.

Which elements make up most of the atmoshpere of the Earth?

a)

oxygen and nitrogen

b)

nitrogen and helium

c)

water vapor and helium

d)

oxygen and water vapor