Looking Back P1 & P2

Looking Back Physics P1 & P2

by Munira Intan

Multiple Choice

A useful method of expressing very small or very large numbers is

• scientific notation

• arabic numerals

• the metric system

• roman numerals

Multiple Choice

The base SI unit of time is

• hour

• minute

• second

• millisecond

Multiple Choice

Which of the following is the correct metric prefix for 10^-6?

• milli-

• nano-

• mega-

• micro-

Multiple Choice

How many cm are in 1 km?

• 100000 cm
• 1 cm
• 10000 cm
• 100 cm

Multiple Choice

When using a ruler, the eyes of the observer must be parallel to the scale of the ruler to prevent ..........

• parallax error

• systematic error

Multiple Choice

Name this measuring instrument.

• Digital micrometer screw gauge

• Micrometer screw gauge

• Vernier caliper

• Electronic balance

Multiple Choice

Which of the following is the instrument with highest accuracy?

• Ruler

• Measuring tape

• Micrometer screw gauge

• Vernier calipers

Multiple Choice

The reading of the micrometer is .............................

• 2.38mm

• 2.88mm

• 2.58mm

Multiple Choice

What is the reading?

• 7.22 cm
• 7.72 cm
• 7.22 mm
• 7.72 mm

Multiple Choice

• 7.20 mm

• 7.20 cm

• 9.20 cm

• 9.20 mm

Multiple Choice

When we're talking about a pendulum, what does T stand for?

• pi

• period

• length

• gravity

Multiple Choice

What is the unit for the period of a pendulum?

• second

• meter

• m/s/s

• Newton

Multiple Choice

As a pendulum gets longer, what happens to the period?

• doesn't change

• decreases

• increases

Multiple Choice

Which of these does not affect the period of a pendulum?

• length

• gravity

• mass

Multiple Choice

What two types of measurements make up DENSITY? 

• Mass and Volume
• Temperature and Mass
• Grams and Centimeters
• Volume and Weight

Multiple Choice

What is the formula for density?

• density = mass x volume
• density = mass / volume
• density = mass + volume
• density = mass - volume

Multiple Choice

Look at this image.  Which object has the LOWEST density in water? How? 

• The Ping Pong Ball because it floats to the top 
• The bolt because it has sunk to the bottom
• The soda cap because it is not just full of air like the Ping Pong ball

Multiple Choice

Make the correct order from less dense to more dense:

• Liquid, Gas, Solid

• Gas, Solid, Liquid

• Gas, Liquid, Solid

• Gas, Liquid, Gas

Multiple Choice

Jack has a rock. The rock has a mass of 14g and a volume of 2cm³. What is the density of the rock?

• 7 mL
• 7 g/cm³
• 28 g/cm³
• 1/7 g/cm³

Multiple Choice

ms^-1 is the unit for ...

• acceleration

• velocity

• momentum

• force

Multiple Choice

It took 3.5 hours for a train to travel the distance between two cities at a velocity of 120 km/hr. How many km lie between the two cities?

• 34 km

• 420 km

• 120 km

• 360 km

Multiple Choice

A golf ball accelerates off a tee at 15m/s², changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?

• 750 s

• 35 s

• 0.3 s

• 3.3 s

Multiple Choice

What is the unit for acceleration?

• ms^-2

• ms^-1

• Nm

• Nm^-1

Multiple Choice

A golf ball accelerates off a tee at 15m/s², changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?

• 750 s

• 35 s

• 0.3 s

• 3.3 s

Multiple Choice

A roller coasters accelerates from an initial velocity of of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?

• 24 m/s²
• 18 m/s²
• 16 m/s²
• 16 m/s

Multiple Choice

What does this graph represent?

• Constant speed
• Acceleration
• Not moving

Multiple Choice

What was the total distance covered over the journey?

• 200 m

• 500 m

• 700 m

• 300 m

Multiple Choice

What is the graph showing?

• Speeding up moving away from start

• Speeding up moving towards start

• Slowing down moving towards start

• Slowing down moving away from start

Multiple Choice

The diagram shows the speed-time graph for a car.

Which area represents the distance travelled while the car is accelerating?

• X

• X + Y

• Y

• Y - X

Multiple Choice

Match the description to the graph:

"The car is stopped."

Multiple Choice

How do you find the distance travelled from a speed-time graph?

• Find the gradient

• Find the area under the graph

• Read the height of the graph

Multiple Choice

How far does the train travel in the first 10 minutes?

• 1.5 km

• 11.25 km

• 3.75 km

• 7.5 km

Multiple Choice

How do you find the acceleration from a speed-time graph?

• Find the gradient

• Find the area under the graph

• Read the height of the graph

Multiple Choice

Calculate the dog's acceleration between 0 and 5 seconds

• 4 m/s²

• 0.8 m/s²

• 10 m/s²

• 5 m/s²

Multiple Choice

How far did McKenzie travel in the first 3 hours?

• 6.66 km

• 30 km

• 60 km

• 20 km

Multiple Choice

The graph shows how the speed of an object changes with time.

How far does the object travel in 10 seconds?

• 8 m

• 10 m

• 40 m

• 80 m

Multiple Choice

Which statement about acceleration is correct?

• It is related to the changing speed of an object.

• It is the distance an object travels in one second.

• It is the force acting on an object divided by the distance it travels in one second.

• It is the force acting on an object when it is near to the Earth.

Multiple Choice

A boy runs 400 m at an average speed of 4.0 m/s.

He runs the first 200 m in 40 s.

How long does he take to run the second 200 m?

• 60 s

• 66.7 s

• 80 s

• 140 s

Multiple Choice

On a motion graph, the more steep a line is...

• the higher we are going.

• the slower we are going.

• It's impossible to know from this- I mean really, what a lame question. It actually makes no sense. Not only that, but I have a cold and I'm really hungry. Why won't anyone bring me a pizza, or a taco, or anything at all to eat.

• the faster we are moving.

Multiple Choice

During which interval is the object traveling at a constant velocity?

• B to C
• D to E
• F to G
• it traveling at a constant velocity during all of the intervals shown.

Multiple Choice

Acceleration occurs when an object changes its speed or ______.

• direction
• force
• inertia
• mass

Multiple Choice

What was McKenzie's average speed for the entire journey?

• 6.25 km/h

• 12.5 km/h

• 25 km/h

• 100 km/h

Multiple Choice

How do you find the acceleration from a speed-time graph?

• Find the gradient

• Find the area under the graph

• Read the height of the graph

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