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WorksheetsP5 Week 7 Science Quiz
Total questions: 9
Worksheet time: 23mins
Mr. Strong has to move a heavy crate.
Which of the following pictures shows the correct direction of forces acting on the crate?
A
B
Sam is flying a kite. There is a strong wind blowing. The picture below shows the forces acting on the kite.
Which letter shows the gravitational force on the kite?
Sam is flying a kite. There is a strong wind blowing. The picture below shows the forces acting on the kite.
Which two forces are balanced?
A and C
B and C
C and D
D and A
Priya and Lily are investigating air resistance. Priya uses a stopwatch and Lily drops the parachute.
Here is their prediction:
“We think bigger parachutes will fall more slowly.”
Their prediction is correct. Complete the sentences using the words from the list: less, more, the same
The bigger parachutes have _____________ air resistance.
This makes the bigger parachute fall with _____________ speed.
(a)
Identify the effect of force in the picture when Gita pedals her bicycle faster.
Make an object move
Changes the direction of the moving object
Changes the shape of an object
Changes the speed of an object
Identify the situations in which friction can be a problem:
A) A car brakes and slows down.
B) Socks wear out.
C) A pencil gets blunt.
D) The clothes get clean when you rub them with soap.
E) You get a blister from your shoes.
F) The ball you kick stops rolling.
A,B,E
D,E,F
B,C,E
A,C,E
Amina and Mira measured how far a block of wood slid down a plank covered with different materials.
Their results are in the table.
Which surface produced the most friction?
Amina and Mira measured how far a block of wood slid down a plank covered with different materials.
The results are in the table.
How do you know that this surface produced the most friction?
Amina and Mira measured how far a block of wood slid down a plank covered with different materials.
Their results are in the table.
Why did this surface produce the most friction?
