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Worksheets

Y10 EoY Revision 2

Total questions: 55

Worksheet time: 1hrs 11mins

Name
Class
Date
1.

What are the units for acceleration?

a)

m/s2

b)

m

c)

sec

d)

s/m

2.

What is the acceleration in the first ten seconds?

(15m/s - 0m/s) / 10s =

a)

4 m/s2

b)

1.5 m/s2

c)

10 m/s2

d)

0 m/s2

3.

Karina is slowing down on her skateboard. She starts at a speed of 5.5m/s and slows to 1.0 m/s over a time of 3.0 seconds. What is Karina's acceleration?

a)

-1.5 ms2\frac{m}{s^2}

b)

8.5 m/s

c)

-2.5 m/s

d)

4.5 km/s

4.

A roller coaster's velocity at the top of a hill is 10m/s. 2 seconds later, it reaches the bottom of the hill with a velocity of 26 m/s. What was the acceleration of the coaster?

a)

20 m/s

b)

10 m/s2

c)

8 ms2\frac{m}{s^2}

d)

16 m/s3

5.

A freely falling object on Earth has a speed of 5.0 m s-1. After falling a further 20 m, its speed it

a)

15 m s-1

b)

20 m s-1

c)

25 m s-1

d)

45 m s-1

6.

A cyclist travelling at a speed of 4.2 m s-1 accelerates at 1.1 m s-2. In a time of 7.4 s, the distance travelled is

a)

30 m

b)

35 m

c)

61 m

d)

91 m

7.

A student is asked to solve the following problem:


An object is thrown upwards with a speed of 25 m s-1. How high will it be when the speed is 12 m s-1 ?


Which equation will allow the problem to be solved in a SINGLE calculation?

a)

s=ut+12at2s=ut+\frac{1}{2}at^2

b)

s=(u+v)t2s=\frac{\left(u+v\right)t}{2}

c)

v=u+atv=u+at

d)

v2=u2+2asv^2=u^2+2as

8.

In the equation v2=u2+2.a.sv^2=u^2+2.a.s

What does u represent?

a)

Upwards acceleration

b)

Final velocity

c)

Initial velocity

d)

Average velocity

9.
An airplane lands on a runway with a velocity of 150 m/s. How far will it travel until it stops if its rate of deceleration is constant at -3 m/s2?
a)

525 m

b)

3750 m

c)

6235 m

d)

9813 m

10.

What is SLAP? you should know

What is the L for?

(a)  

11.

What is the unit for current

a)

Watts

b)

Ohms

c)

Volts

d)

Amperes

12.

What is current?

a)

Flow of electrical charge

b)

Pressure from power to push electrons

c)

Limits the flow of electrons

13.

What is resistance?

a)

Flow of electrical charge

b)

Pressure from power to push electrons

c)

Limits the flow of electrons

14.

How do you find Voltage?

a)

I ÷ RI\ \div\ R

b)

R ÷IR\ \div I

c)

I×RI\times R

d)

I ×WI\ \times W

15.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
16.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
17.
How should you put in an Ammeter?
a)
In Parallel
b)
In Series
18.

A resistor operated at 140 V dc is rated at 1.40 kW.

(a) What is the normal operating current through the resistor?

a)

(a) 10 A .

b)

(a) 14 A .

c)

(a) 1 A .

d)

(a) 0.010 A .

19.

An instrument is rated at 240 W if it is connected across a 120-V dc power supply.

(a) What current does it draw under normal operation?



(a)  

20.

A 100-W light bulb is operated by a 110-V dc source. What is the resistance of this bulb?

Power = V.I and you know that V=R.I (ohm's law)

a)

100 Ω

b)

8.0 × 10-3 Ω

c)

120 Ω

d)

240 Ω

21.

This is a graph for which component?

a)

LDR

b)

Thermistor

c)

Diode

d)

Resistor

e)

Filament lamp

22.

At high temperatures, the resistance is .....

a)

High

b)

Low

23.

What is the correct symbol for a LDR (light dependent resistor)?

a)
b)
c)
d)
e)
24.

What happens to the resistance of LDR when the light intensity increases?

a)

increases

b)

decreases

c)

does not change

d)

first increases then decreases

25.

All waves carry ______________.

a)

Sound

b)

Light

c)

Matter

d)

Energy

26.

What type of wave is pictured?

a)

Transverse wave

b)

Longitudinal wave

c)

Wave, what wave?

d)

Slinky wave

27.

This is the distance from the equilibrium position to the crest or to the trough.

a)

crest

b)

trough

c)

wavelength

d)

amplitude

28.
What is B?
a)
crest
b)
trough
c)
compression
d)
rarefaction
29.

In a transverse wave, the vibrations are (a)   to the direction of the wave.

30.

The vibrations in a longitudinal wave are (a)   to the direction of energy transfer.

31.

Select the transverse waves.

a)

water waves

b)

light

c)

ultrasound

d)

radio waves

e)

P waves

32.

Sound waves are (a)   waves.

33.
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
34.
Which wave travels parallel in relation to a medium?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
35.
What does pitch depend on?
a)
amplitude 
b)
frequency
c)
intensity 
d)
volume of sound
36.
The shorter the wavelength the 
a)
shorter the frequency
b)
higher the freuqnecy
c)
frequency stays the same
d)
less energy
37.
If distance C on the diagram increased, what would happen to the pitch? 
a)
The pitch would be louder. 
b)
The pitch would be softer. 
c)
The pitch would be higher. 
d)
The pitch would be lower. 
38.

Frequency is measured in ____

a)

meters

b)

hertz

c)

decibels

d)

seconds

39.
The higher the_______ , the higher the ________ .
a)
frequency, pitch
b)
frequency, volume
c)
sound, pitch
d)
wavelength, decibels
40.
Frequency is defined as...
a)
Number of waves or cycles generated per second.
b)
The maximum displacement of a wave from its equilibrium position.
c)
The time interval between two consecutive waves.
d)
The distance between two identical positions on two consecutive waves.
41.

Calculate charge when a current of 2A flows for 2 minutes

(a)  

42.

Calculate charge when 3mA flows for 3 minutes

(a)  

43.

Calculate the time in minutes when a charge of 6kC flows through 2A.

(a)  

44.

what is the unit for energy?

a)

newton

b)

joule

c)

force

d)

volt

e)

ampere

45.

the longer the wire,

the _________ the resistance.

a)

lower

b)

greater

c)

higher

d)

shorter

46.
A material in which electrons are not able to move easily 
a)
Circuit 
b)
Insulator 
c)
Resistance 
d)
Conductor
47.
Electric current that reverses its direction of flow in a regular pattern  
a)
Voltage 
b)
Direct Current 
c)
Alternating Current 
d)
Parallel Circuit 
48.

The current in the resistor X is 2.0 A and the current in the 6.0 Ω resistor is 0.5 A. Calculate the current in resistor Y.

a)

0.5 A

b)

1.5 A

c)

2.5 A

d)

3.5 A

49.

Component that Convert AC to DC and allow current to flow in one Direction

a)

Capacitor

b)

Diode

c)

Inverter

d)

Resistor

50.

Diagram 10.1 and Diagram 10.2 show two electrical circuits containing semiconductor diodes. Using Diagram10.1 and Diagram 10.2, compare the lighting of the bulbs.

a)

bulb in Diagram 10.1 lights up

b)

bulb in Diagram 10.2 lights up

c)

bulb in Diagram 10.1 does not light up

d)

bulb in Diagram 10.2 does not light up

51.

The graph shows the change in current with potential difference for

a)

an LED

b)

a filament lamp

c)

a diode

d)

a thermistor

52.

Which component has the highest resistance?

a)

1

b)

2

53.

The components 1 and 2 which produced this IV graph are:

a)

Resistors

b)

Filament lamps

c)

Diodes

d)

A combination of the above

54.

What is the relationship between the readings on Ammeters A1, A2 and A3

a)

A1 = A2 + A3

b)

A3 = A1 + A2

c)

A1 = A2 = A3

d)

A3 = A1-A2

55.

which component produces an IV graph like this?

a)

resistor

b)

diode

c)

filament bulb

d)

fuse