Daily Science True or False Quiz
Questions
40 total
1
The Sun is basically a planet that appears bright because it reflects light from nearby stars.
2
The Moon makes most of the light we see from it by glowing on its own.
3
A planet's gravity can affect objects even when they are not touching it.
4
A day on Earth is mainly caused by Earth rotating on its axis.
5
Seasons are mainly caused by the tilt of Earth's axis.
6
Without our atmosphere, Earth's surface would be hit by many more small space rocks.
7
The Milky Way is a galaxy, not a single planet or star.
8
The Moon shows us the same face because it does not rotate.
9
A total solar eclipse usually covers the whole daytime side of Earth.
10
Oceans help regulate Earth's climate by storing and moving heat.
11
The heart pumps blood through the body, but it works as part of a larger circulatory system.
12
The lungs exchange oxygen and carbon dioxide with the blood.
13
Humans use only 10 percent of their brains.
14
Bones keep changing throughout life instead of staying exactly the same after adulthood.
15
Vision handles balance by itself, while the inner ear and body-position sensors play little role.
16
Most digestion and nutrient absorption happens in the stomach.
17
Skin is just a protective covering and is not considered an organ.
18
Skeletal muscles create movement mainly by contracting and pulling.
19
Red blood cells help carry oxygen from the lungs to body tissues.
20
Nerves help send signals between the brain, spinal cord, and body.
21
Plants use photosynthesis to make sugars from sunlight, water, and carbon dioxide.
22
Most animal species are invertebrates rather than animals with backbones.
23
Pollination is best described as the stage when seeds move away from the parent plant.
24
A food web is usually simpler than a single food chain.
25
Mushrooms are fungi, not plants.
26
Decomposers help recycle nutrients in ecosystems.
27
Camouflage is mostly about color change, while pattern, shape, texture, posture, and behavior matter much less.
28
A seed must receive direct sunlight before it can begin germination.
29
DNA carries genetic information used by living things.
30
Bacteria can be helpful, harmful, or neutral depending on the species and situation.
31
A moving object naturally stops unless a force keeps pushing it forward.
32
Thunder reaches your ears before the lightning flash because sound travels faster than light in air.
33
Under the same conditions, extra weight by itself makes an object fall faster.
34
Metal feels colder than wood at the same room temperature because it conducts heat away from your skin faster.
35
A magnet can attract some metals, but not every metal is strongly magnetic.
36
Electric current is stored electrical energy sitting inside a wire.
37
An object floats because its weight disappears when it enters a fluid.
38
Sound needs a medium such as air, water, or solid material to travel.
39
Density compares mass with volume, not size alone.
40
Friction can slow motion, but it can also help you walk, brake, and grip.
Daily Science True or False Quiz
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