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class 6 Q1

Total questions: 40

Worksheet time: 1hrs 19mins

Name
Class
Date
1.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
2.
Which is the opposite of condensation?
a)
runoff
b)
evaporation
c)
precipitation
d)
transpiration
3.
Which best explains why runoff is important?
a)
It returns water to other locations on Earth
b)
It increases the chance of flooding
c)
It makes evaporation occur faster
d)
It increases condensation
4.
After the rain falls down onto Earth's surface, what most likely happens?
What is it called?
a)
1. The remains of the water is soaked into the ground.
2.Groundwater
b)
1. Groundwater
2. The remains of the water is soaked into the ground.
c)
1. Groundwater
2. Transpiration happens to the plants.
d)
1. The liquid turns into a gas or water vapor
2. Evaporation
5.
What is the atomic number?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
6.
What is the mass number defined as?
a)
the number of protons
b)
the number of protons and neutrons
c)
the number of neutrons
d)
the number of protons and electrons
7.

What is the mass number and atomic number ?

a)

Mass number = 7, atomic number = 14

b)

Mass number = 14, atomic number = 7

8.
Choose the particle that has no charge.
a)
nucleus
b)
neutron
c)
proton
d)
electron
9.
Which of the following is a chemical compound?
a)
Co
b)
 CO2
c)
Mg
d)
Al
10.
Milk is a:
a)
Element
b)
Compound
c)
Solid
d)
Mixture
11.

Which of the following is the simplest form of substance?

a)

solution

b)

compound

c)

element

d)

mixture

12.

What elements made up the compound Carbon dioxide?

a)

Carbon and Oxide

b)

Carbon and Oxygen

c)

Carbon and Hydrogen

d)

Carbon and Carbon

13.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
14.

What is Titanium? (Ti)

a)

Element

b)

Compound

c)

Mixture

15.

Bronze is an alloy of copper and _____.

a)

Steel

b)

Iron

c)

Tin

d)

Carbon

16.

What is solder made of?

a)

Mercury+bronze

b)

Tin+lead

c)

Copper+bronze

d)

None of the above

17.

What gives a plant its' green color?

a)

cellulose

b)

cell wall

c)

photosynthesis

d)

chlorophyll

18.

The fluid inside of the cell is the cytoplasm.

a)

true

b)

false

19.

Which organelle controls everything in the cell?

a)

mitochondria

b)

nucleus

c)

endoplasmic reticulum

20.

Holds objective lenses, used to change magnification

a)

Objective lenses

b)

body tube

c)

light source

d)

revolving nosepiece

21.

Contains chlorophyll (green pigment) and uses the sun to make food

a)

cell membrane

b)

cell wall

c)

chloroplast

d)

cytoplasm

22.

controls movement of materials in and out of the cell, maintains homeostasis

a)

cell membrane

b)

cell wall

c)

chloroplast

d)

cytoplasm

23.

jelly like material that protects cell organelles

a)

cell membrane

b)

cell wall

c)

chloroplast

d)

cytoplasm

24.

fluid-filled sacs that store food

a)

cytoplasm

b)

mitochondrion

c)

nucleus

d)

vacuoles

25.

What is #3 in the diagram?

a)

vacuoles

b)

cell membrane

c)

chloroplast

d)

nucleus

26.

The basic unit of living things is called

a)

nucleus

b)

organism

c)

lysosome

d)

cell

27.

Which type of specialized cell carries oxygen from the lungs all over the body?

a)

red blood cells

b)

squamous (skin) cells

c)

muscle cells

d)

white blood cells (macrophages)

e)

nerve cells (neurons)

28.

Which type of specialized cell carries electrical signals through the body to the brain?

a)

red blood cells

b)

squamous (skin) cells

c)

muscle cells

d)

white blood cells (macrophages)

e)

nerve cells (neurons)

29.

Which scientific instrument is used to look at cells?

a)

Centrifuge

b)

Magnifying glass

c)

Microscope

d)

Telescope

30.

What is A?

a)

Dendrites

b)

Cell Body

c)

Nodes of Ranvier

d)

Schwann Cell

31.

What keeps the planets in orbit around the sun?

a)

gravity

b)

friction

c)

density

d)

distance

32.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
33.

When will the forces of gravity between two objects be the GREATEST?

a)

when the masses of both objects are small and the objects are far apart

b)

when the masses of both objects are large and the objects are close together

c)

when the masses of both objects are small and the objects are close together

d)

when the masses of both objects are large and the objects are far apart

34.

Weight is constant.

a)

True

b)

False

35.

Mass is often constant for a given object.

a)

True

b)

False

36.
Name the missing force...
a)
weight force
b)
normal force
c)
applied force
d)
frictional force
37.

What is weight?

a)

The magnetic force acting on the body

b)

The electric force acting on the body

c)

The gravity acting on the body

d)

The gravitational force acting on the body

38.

What is the SI Unit for weight?

a)

newton

b)

kilogramme

c)

metres

d)

ampere

39.

What is the approximate value of gravitational field strength on Earth?

a)

10 N/kg

b)

20 N/kg

c)

100 N/kg

d)

1000 N/kg

40.

What is the formula for mass and weight?

a)

w = m/g

b)

w = m - g

c)

w = mg

d)

w = m + g

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