life sciences
Which blood vessel carries deoxygenated blood?
VEINS
A device use to measure the temperature
Thermometer
the layer of air around the earth is called as
Atmosphere
Name the third planet from the sun
Earth
The measurable factor in an experiment is known as the:
Dependent Variable
Fusion of male and female gamete to produce a zygote
Measurement of electric current
Ammeter
People cut down a large number of trees'
Which environmental problem does it refer to?
deforestation
The distance between stars is typically measured in
Light years
What is the first step in a scientific enquiry?
observation
in the nucleus the thread like structure is called as
chromosomes
Measurement of the volume of a liquid
measuring cylinder
Warming of the atmosphere that occurs when certain gases absorb part of the solar radiation reflected by the Earth. What is it called?
Greenhouse effect
Astronomers classify stars according to their
color, size, and absolute brightness.
What do you do if you have an anomalous result?
Exclude the result when taking an average
The person who suggested the five kingdom classification was ...
Linnaeus
measurement of voltage
voltmeter
The place in which a plant, animal, bird or fish normally lives is its ........
Habitat
The _____________ of the sun causes the orbital motion of all the objects in the solar system.
gravitational pull
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the independent variable.
temperature of water
Each offspring receives _____ percent from each parent.
50%
measuring the speed
speedometer
What is the meaning of sustainable
use of natural resources when this use is kept at a steady level that is not likely to damage the environment.
What is the difference between asteroids and meteoroids?
Asteroids are larger and usually contained in the asteroid belt, while meteoroids travel throughout the solar system.
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the dependent variable.
height of ice cube