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Q 1/50
Score 0
It is the simplest substance that makes up matter
20
element
substance
compound
mixture
Q 2/50
Score 0
It consists of two or more elements chemically combined together
20
element
mixture
compound
substance
50 questions
Q.
It is the simplest substance that makes up matter
1
20 sec
Q.
It consists of two or more elements chemically combined together
2
20 sec
Q.
It consists of two or more substances that are physically combined together
3
20 sec
Q.
This type of element has the properties of both metals and non-metals.
4
20 sec
Q.
It organizes elements into metals and non-metals
5
20 sec
Q.
What is the best method to separate ground tea leaves suspended in hot water?
6
20 sec
Q.
To separate clear water from muddy water, which of the following method should be used?
7
20 sec
Q.
Peppercorns mixed with peanuts are best separated by this method.
8
20 sec
Q.
Which is the best method to separate potable water from sea water?
9
20 sec
Q.
To obtain clear water from a mixture containing insoluble solids the best method is ___
10
20 sec
Q.
What are the basic actions of muscles to make all movements possible?
11
30 sec
Q.
What happens to the lungs when the diaphragm contracts?
12
30 sec
Q.
When bones and muscles work together they enable you to do this function.
13
30 sec
Q.
Your parents want to know the reason for your stomach ache. What type of doctor should you visit?
14
30 sec
Q.
You noticed that Juana, your seatmate, is shivering. When you touched her forearm to ask if she’s fine, you noticed that her skin feels too warm. Her body temperature is 39˚C. Is this normal? Why do you say so?
15
30 sec
Q.
Which is not a source of food for humans?
16
20 sec
Q.
What is the process wherein the pollen goes to the stigma of another plant?
17
30 sec
Q.
A stem was cut, and then it was planted to produce a new plant. What is this method of artificial vegetative reproduction called?
18
20 sec
Q.
What will help endangered species increase their numbers again?
19
30 sec
Q.
What are invasive species?
20
30 sec
Q.
What does the tropical rainforest do with environmental temperature?
21
30 sec
Q.
How do forests help in providing fresh air to animals?
22
30 sec
Q.
Which does not describe both coral reef and the mangrove forest?
23
30 sec
Q.
Where do coral reefs come from?
24
30 sec
Q.
Mangrove forests serve as fish nurseries. What does this mean?
25
30 sec
Q.
Marlon finds it difficult to move a rolling cabinet across the floor. What advice would you give him?
26
30 sec
Q.
Elena is trying to move a big cabinet across the floor. The coefficient of static friction on the floor is 0.5. If the normal force exerted by the cabinet on the floor is 10 N, what is the amount of frictional force?
27
45 sec
Q.
Which of the following is the same as 100 km/h?
28
60 sec
Q.
Which of the following is the same as 5000 m/s?
29
60 sec
Q.
How many meters are there in 55 kilometers?
30
60 sec
Q.
Which of the following shows kinetic friction?
31
30 sec
Q.
Which of the following shows static friction?
32
30 sec
Q.
Find the frictional force between two steel surfaces when the normal force is 10 N. (Hint: The coefficient of friction is 0.57)
33
60 sec
Q.
Which of the following is the best way to prevent road accidents?
34
30 sec
Q.
The Metro Rail Transit leaves Taft station at 7:00 am and reaches North Avenue Station at 7:15 am. The distance between these two stations is 28 km. Find the speed of the train in km/min.
35
60 sec
Q.
What do you call the shaking of the ground caused by the sudden release of energy that is stored in rocks?
36
60 sec
Q.
What are the two types of earthquakes?
37
60 sec
Q.
What do you call the earthquake that is caused by the movement of Earth’s crust?
38
60 sec
Q.
What do you call an opening in Earth’s surface through which lava, ash, and gas are ejected?
39
60 sec
Q.
What do you call the people who study seismic waves to determine the epicentre of an earthquake?
40
30 sec
Q.
These are dark heavy clouds that produce thunder and lightning
41
30 sec
Q.
These are long periods of time with too little or no rainfall
42
30 sec
Q.
It is the process where in water is released from the small pores of the leaves of the plants.
43
30 sec
Q.
It happens when the water vapor in the air gets cold and changes into liquid
44
30 sec
Q.
These are objects in space that orbits other bodies that are larger than themselves
45
30 sec
Q.
Mars is sometimes called the______.
46
30 sec
Q.
The only planet in our Solar System that can support life is the ______.
47
30 sec
Q.
The atmosphere of Venus is mostly made up of ______.
