Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

SCIENCE 5 (MASTERY EXAM)

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

These are particles in an atom that are positively changed.

a)

protons

b)

neutrons

c)

electrons

d)

electricity

2.

These are negatively charged particles that are contained around the protons and neutrons.

a)

protons

b)

neutrons

c)

electrons

d)

electricity

3.

These are particles that do not have charges.

a)

protons

b)

neutrons

c)

electrons

d)

electricity

4.

It is a form of energy that is composed of numerous electrons flowing in a particular direction.

a)

electric circuit

b)

electric current

c)

electricity

5.

Friction is the force that is exerted when two objects are rubbed together.

a)

TRUE

b)

FALSE

6.

It is a continuous, one-directional flow of electricity.

a)

electric circuit

b)

electric current

c)

electricity

7.

It is a battery that is made up of a dry acid paste enclosed by metal plates with a carbon rod at its center.

a)

dry cell

b)

wet cell

c)

power plant

8.

It is a battery that contains metal plates or rods that are dipped in liquid chemical.

a)

dry cell

b)

wet cell

c)

power plant

9.

It is a huge facility that supplies electricity used in households, industries, and companies.

a)

dry cell

b)

wet cell

c)

power plant

10.

Voltage is a pushing force that is present in a battery and causes electricity to flow from the battery into an electronic device.

a)

TRUE

b)

FALSE

11.

It is the third component of the electric circuit. It is the device that converts electrical energy into another form of energy.

a)

energy source

b)

wire

c)

load

d)

switch

12.

It is the fourth component of a circuit. It controls the flow of electricity. It is an electrical device that allows you to open or close a circuit.

a)

energy source

b)

wire

c)

load

d)

switch

13.

It is the first component of an electric circuit which is commonly a battery or a generator.

a)

energy source

b)

wire

c)

load

d)

switch

14.

These are materials that allow electricity to pass through them and flow easily.

a)

conductors

b)

insulators

15.

These are materials that do not allow electricity to pass through them.

a)

conductors

b)

insulators

16.

It is the entire system by which electricity flows within a device.

a)

circuit

b)

current

c)

electricity

17.

It is a circuit that allows electric current to pass through several paths. In this circuit, the bulb is connected separately to the ends of the dry cell.

a)

series circuit

b)

parallel circuit

18.

It is a circuit that has only one path through which electric current passes. In this circuit, electricity passes through a set of loads connected in series or in a straight line.

a)

series circuit

b)

parallel circuit

19.

It occurs when two wires that should not have contact with each other actually do so, usually because their insulation has worn out.

a)

short circuit

b)

power surge

20.

It is a condition in which there is too much current in the circuit.

a)

short circuit

b)

power surge

21.

It is consists of metallic ribbon enclosed by an insulated housing. When there is too much current, the ribbon will melt and opensthe circuit.

a)

circuit breaker

b)

fuse

22.

When an electric current travels through conductors in a complete circuit, the circuit is called __________.

a)

closed circuit

b)

open circuit

23.

If the switch is open, but the continuous path of electricity is blocked by an insulator such as air, then the current stops to flow. This is called an ____________.

a)

closed circuit

b)

open circuit

24.

It is the second component of an electric circuit.

a)

energy source

b)

wire

c)

load

d)

switch