Measurement
Name the international unit for distance
metre (m)
Identify the variable that is changed on purpose in an experiment.
Independent
Name for an educated guess
Hypothesis
The name for the smallest part of a living thing.
cell
The name for the smallest part of a chemical substance.
atom
Name a form of electricity found in nature.
Lightning
Minerals are chemicals that make up all r……………
rocks
Name the unit for volume (2 possible answers)
Millilitres (mL) or cubic centimetres (cm3)
What is the name of the type of variable that is measured in an experiment
Dependent
The purpose of the experiment.
Aim
Name for the control centre of a cell.
nucleus
Identify the THREE states of matter.
solid, liquid and gas
Name an example of a non-contact force.
Electrostatics or magnetism or gravity
Where would you find magma?
In a volcano
Identify the accurate scientific tool to measure volume found in a science lab.
Measuring cylinder (or ruler)
Name the type of variables that are kept the same for every trial in an experiment.
Controlled
Section of an experiment report that are the steps that were followed to carry out the experiment.
Method
Thread-like structures that are made from DNA and contain our genetic information.
chromosomes
State the chemical formula for water.
H2O
What kind of energy can be produced when there is a lot of friction between 2 objects?
Heat
Name the THREE different kinds of rocks found on Earth.
sedimentary
igneous
metamorphic
Put the units in order:
Metre, light year, micrometre
Micrometre - metre - light year
Identify the independent variable in the following aim:
“To investigate the effect of changing the water temperature on the swimming speed of frogs.”
water temperature
Name TWO different ways that results are collected or displayed.
Table
Graph
Written observations
Photos / video
Name the process that happens inside every cell that produces energy for the cell.
respiration
What does the arrow mean in a chemical equation?
substances are changing (into new substances)
What are TWO features of a vector quantity?
size and direction
What major event is caused by an earthquake that happens under the ocean?
Tsunami
What is the name of the device in cars used to measure the speed of the car.
Speedometer
Identify the dependent variable in the following aim:
“To investigate the effect of changing the water temperature on the swimming speed of frogs.”
swimming speed of frogs
Which part of a scientific report evaluates the reliability and validity of the experiment?
Discussion
Name of the main energy source used by cells.
glucose
General type of chemical reaction that produces heat.
exothermic
What is the equation that is used to calculate speed?
speed = distance / time
What was the name of the giant super-continent that existed millions of years ago?
Pangaea