Learning Competencies:
1. Describe the components of scientific investigations.
2. Recognize that substances can be classified as elements and compounds.
Multiple Choice. Write the CAPITAL LETTER of your correct answer on the blank before each number.
1. Peter wants to find out how do birds build their nest. What step in the scientific method is described in the statement?
A. Drawing a conclusion C. Recognizing a
problem
B. Forming a hypothesis D. Testing the
hypothesis
2. A qualitative observation uses features and qualities like colors, tastes, texture and the like. Which of the following statements expresses a qualitative observation?
A. The children are in uniform.
B. Ten students are cleaning the classroom.
C. Juanito is coaching his four siblings how to play basketball.
D. My parents are cooking five menus for our family outing.
3. When observing, we make use of our five senses. Which of the following statements BEST describes an observation?
A. Oxygen is used up in burning.
B. Humans exhale carbon dioxide.
C. Darwin is carrying a sack of rice.
D. Heat is given off when biodegradable materials decompose.
4. A hypothesis is an educated guess or answer to a problem. Which of these statements BEST represents a hypothesis?
A. The magnet picked up 12 paper clips.
B. The milk in the bottle froze in 20 minutes.
C. Most liquids expand when heated.
D. If water flows continuously, then the pool will be filled in a shorter period of time.
5. Ana used the meter stick to get the distance walked by her younger sister. What scientific skill did she apply?
A. Inferring B. Interpreting
C. Predicting D. Measuring
Share
1.D
2.C
3.A
4A.
5.B
Hinde ko alam
Kong tama